Negative plate and lithium ion battery applying same

The invention provides a negative plate and a lithium ion battery using the same. The negative plate comprises a negative electrode active coating, the negative electrode active coating comprises a negative electrode active material, the negative electrode active material comprises natural graphite, in a micro-area Raman spectrum of the negative electrode active coating, the wave number corresponding to the peak value of the strongest absorption peak within the wave number range of 1550 cm <-1 >-1650 cm <-1 > is G1, the wave number corresponding to the peak value of the strongest absorption peak within the wave number range of 1580 cm <-1 > is G0, G = G1-G0, and the negative electrode active coating meets the condition that G is smaller than or equal to 8 cm <-1 >. According to the negative electrode plate provided by the invention, the stress in the negative electrode active coating is uniformly distributed, so that the negative electrode plate has good structural stability. Therefore, ...

System and method for on-line measurement of granularity of oil for electric power

The embodiment of the invention provides an online electric power oil granularity measurement system and method, and the system comprises a bypass detection assembly which comprises a detection bypass pipeline, and a plurality of detection elements and an oil mixing assembly which are disposed on the detection bypass pipeline; an inlet and an outlet of the detection bypass pipeline are both communicated with the oil transportation main pipeline, and oil to be detected is extracted from the oil transportation main pipeline, enters the detection element through the detection bypass pipeline to be detected and then flows back to the oil transportation main pipeline; the purifying assembly comprises a purifying pipeline, a purifying part and a second granularity detecting part, the purifying part and the second granularity detecting part are arranged on the purifying pipeline, and the two ends of the purifying pipeline are connected with the detecting bypass pipeline and the oil mixing assembly ...

Flight data updating method and system, electronic equipment and storage medium

The invention relates to the technical field of data processing, in particular to a flight data updating method and system, electronic equipment and a storage medium, and the method comprises the following steps: according to a first preset time interval, obtaining a first preset number of changed flight identifiers from a first database after deduplication to obtain updated flight identifiers; storing the updated flight identifier in a change table and a second database; according to a second preset time interval, obtaining a second preset number of updated flight identifiers from the de-duplicated second database to obtain a target flight identifier; acquiring flight data corresponding to each updated flight identifier in the change table from a flight database, and updating the flight data into a cache database; and sending the target flight data corresponding to the target flight identifier in the cache database to a flight data page for display. Through the mode of the invention, the ...

Lightweight e-commerce shopping mall architecture, installation method and device, equipment and medium

The invention relates to the related technical field of e-commerce, in particular to a lightweight e-commerce mall architecture, an installation method, an installation device, equipment and a medium. The lightweight e-commerce shopping mall architecture comprises a front-end shopping mall module and a rear-end shopping mall module which are completely separated, the front-end shopping mall module requests target data by requesting an interface of the back-end shopping mall module, and displays the target data on a preset page; pHP7.2 is adopted in the back-end shopping mall module, and a Think PHP framework is adopted in the back-end shopping mall module; the front-end shopping mall module adopts a Unii-APP framework and is adapted to various target platforms; the lightweight e-commerce shopping mall architecture adopts a role-based authority control management mode to realize a corresponding relationship between a user and an authority. Through the arrangement, the rear-end shopping mall ...

Highly fused navigation method and device, electronic equipment and storage medium

The invention provides a highly-fused navigation method and device, electronic equipment and a storage medium. The highly-fused navigation method comprises the following steps: acquiring acceleration information acquired by an inertial measurement structure, speed information acquired by a positioning structure and pre-compensation air pressure information acquired by an air pressure acquisition structure; determining pre-compensation height information of the aircraft based on the pre-compensation air pressure information; determining complementary filtering parameters according to the current state of the aircraft; wherein the complementary filtering parameters comprise a speed weight and a height weight; and performing complementary filtering processing on the acceleration information, the speed information and the height information before compensation based on the complementary filtering parameters to obtain target height information corresponding to the aircraft. According to the ...

SEQUENCING DATA-BASED ITD MUTATION RATIO DETECTING APPARATUS AND METHOD

A sequencing data-based ITD mutation ratio detecting method. Said method comprises: acquiring sequencing data of a sample to be detected; extracting the ITD characteristics of said sample to be detected; and obtaining an ITD mutation ratio on the basis of an ITD characteristic coefficient and the ITD characteristics of said sample to be detected.

PAGING METHOD, BASE STATION, CORE NETWORK DEVICE AND USER EQUIPMENT

Disclosed are a paging method, a base station, a core network device and a user equipment. The paging method comprises: a base station informing a user equipment (UE) of version information about a core network device; when the core network device is a second version core network device, the base station acquiring a coverage grade of the UE, wherein the second version core network device is a modified core network device and can store the coverage grade of the UE or is a new version core network device; informing the core network device of the coverage grade of the UE; receiving a paging message from the core network device, wherein the paging message carries a coverage grade for paging the UE, and the coverage grade for paging the UE is a coverage grade from which the UE can receive the paging; and paging the UE on a channel corresponding to the coverage grade for paging the UE. In this way, the method can be effectively applied to the paging of different versions of UEs at the same time ...

PORT MATCHING METHOD AND APPARATUS

Provided are a port matching method and apparatus. The method comprises: a head end equipment (HEE) respectively sending, to n items of tail end equipment (TEE), a first pilot frequency parameter, a first scanning parameter and a scanning starting command, wherein the first pilot frequency parameter comprises a first pilot frequency, first pilot frequencies corresponding to various TEEs are different from each other, the first scanning parameter comprises a first scanning step and a first scanning range, and n is a positive integer; the HEE receiving a first scanning light signal which is respectively sent by m TEEs in the n TEEs by means of the first scanning parameter, wherein the first scanning light signal sent by each TEE in the m TEEs contains information about the first pilot frequency of each TEE, and m is a positive integer less than or equal to n; the HEE determining, according to the first scanning light signal, whether there is a first TEE, the wavelength of the sent light of ...

教学演示板

标签（化瘀祛斑胶囊）

用于显示屏幕面板的语音转账图形用户界面

输煤廊道智能巡检机器人

Appearance that disinfects is nursed in operation

... 本实用新型公开了一种手术护理杀菌仪，包括显示屏、杀菌仪主体、干燥室和X射线杀菌室，所述杀菌仪主体连接柜门，所述柜门设有操作键盘，所述操作键盘设有时间控制开关以及设置在时间控制开关一侧的功率控制开关，所述操作键盘顶部设有显示屏，所述杀菌仪主体内部设有干燥室，所述干燥室设有通风口。本实用新型通过打开电源开关，设备进行工作，将使用过的医用器材放入X射线杀菌室，通过功率控制开关和时间控制开关选择工作功率和工作时间，然后将医用器材放入液体杀菌室进行杀菌，本实用新型通过不同的方式，对各种各样的细菌进行消毒，提高了杀菌效率，保证了医用器材的安全性，防止病毒的传染和感染。 ...

Preparation method of two-phase Mo-Mo5SiB2 alloy

The invention discloses a preparation method of a two-phase Mo-Mo5SiB2 alloy with continuous molybdenum distribution, which comprises the following steps: preparing spherical Mo powder into sheets by adopting drum-type ball milling to obtain a sheet structure with a larger specific surface area, then uniformly mixing the sheet structure with T2 phase powder with different contents, and carrying out hot pressed sintering to prepare the two-phase Mo-Mo5SiB2 alloy with continuous molybdenum distribution. According to the Mo-Si-B alloy and the preparation method thereof, the excellent performance of the tough Mo phase and the excellent performance of the high-strength and anti-oxidation Mo5SiB2 phase are combined, particularly, the excellent capturing and bridging capacity of the continuous molybdenum phase on cracks in the alloy deformation and fracture process is fully played, and therefore the room-temperature fracture toughness of the Mo-Si-B alloy is greatly improved, and meanwhile the ...

Pichia pastoris engineering strain for intracellular expression of agaricus bisporus tyrosinase and application thereof

The invention discloses an agaricus bisporus tyrosinase expression vector. The expression vector is obtained by cloning an agaricus bisporus tyrosinase mutation coding sequence as shown in SEQ ID No.1 or SEQ ID No.3 to a pichia pastoris intracellular expression vector. The stability of the recombinant tyrosinase is improved by utilizing localization mutation, an expression vector constructed by the obtained agaricus bisporus tyrosinase coding gene has more excellent enzyme activity stability, the tyrosine catalysis capability is greatly improved, and the application range of the cell lysis solution is expanded.

Machine parameter regulation and control method and device and storage medium

The invention provides a machine parameter regulation and control method, device and equipment and a storage medium, and belongs to the technical field of semiconductor manufacturing. The method comprises the following steps: acquiring current wafer condition factor data of a current batch of wafers on a previous machine and current machine condition factor data of a current machine when the current batch of wafers reach the current machine; obtaining n preset machine control parameters when the current batch of wafers are manufactured on the current machine, wherein n is a positive integer greater than 1; processing the current wafer condition factor data, the current machine condition factor data and n preset machine control parameters through a trained machine learning model to obtain n current prediction measurement results of the current batch of wafers; and according to the n current prediction measurement results and the target measurement result of the current batch of wafers, determining ...

Quality control product and kit for parallel detection of tag primer sequences

The invention provides a quality control product for detecting a tag primer, which is a double-stranded DNA (deoxyribonucleic acid) fragment and comprises a section of non-natural oligonucleotide fragment with a known sequence, and the non-natural oligonucleotide fragment is completely different from the sequence at any position on the genome of any known species. Linker sequences are arranged at the two ends of the DNA fragment and are complementary sequences capable of being specifically combined with the 3'end of a to-be-detected tag primer pair. The quality control product can be subjected to a PCR amplification reaction with a to-be-detected tag primer pair, an amplification product is used as a sequencing library for second-generation sequencing on a machine, off-machine data is split through the quality control product, and cross contamination conditions and/or synthesis error conditions of different tag primers can be obtained through analysis.

SUPPORTED SOLID PHASE CATALYST, AND PREPARATION METHOD AND USE THEREOF

The present invention falls within the technical field of flue gas desulfurization, and specifically relates to a supported solid phase catalyst for oxidizing the by-product magnesium sulfite in a magnesium desulfurization process, and a preparation method and use thereof. The catalyst uses an active carbon particle as a support, and cobalt nitrate, manganese nitrate, copper nitrate and ferrous nitrate as catalytically active components. The preparation method is as follows: a pretreated active carbon support and the catalytically active components are mixed and then shaken, allowed to stand under microwave irradiation, filtrated, dried and baked so as to obtain a supported solid phase catalyst. In the present invention, the raw materials are inexpensive and easily available; the preparation process is simple and easy; the catalytic effect is outstanding; and the catalyst can be widely applied to a magnesium desulfurization system of medium and small boilers of 75 t or more in China to ...

METHOD AND SYSTEM FOR CONSTRUCTING BIOLOGICAL INFORMATION ANALYSIS REFERENCE DATA SET

A method for constructing a biological information analysis reference data set. The method comprises: acquiring sequencing data of a plurality of reference samples (S100); forming an initial reference data set by the sequencing data of all the reference samples (S200); performing classification processing on the initial reference data set (S300), to obtain two or more reference data subsets, and using any one of the reference data subsets as a biological information analysis reference data set.

Rubber leaf disease identification method based on multi-scale expansion convolutional network

The invention discloses a rubber leaf disease identification method based on a multi-scale expansion convolutional network, and the method comprises the steps: constructing a DISE-Net model which comprises a preprocessing network module, a cascade dense DISE module and a post-processing module which are connected in sequence; obtaining a training data set, and training the DISE-Net model by using the training data set, so as to obtain a trained DISE-Net model; and inputting a to-be-identified rubber leaf picture into the trained DISE-Net model to obtain a disease identification result of the rubber leaf. According to the method, a Dilated-inception module is designed, the Dilated-inception module has different receptive fields and can extract features of different scales to enhance the performance of multi-scale feature extraction, then an attention module is embedded to improve the sensitivity of the model to channel information, in addition, a dense connection strategy is adopted in model ...

Method for planting Chinese yam through double-row interaction horizontal guidance

The invention relates to the technical field of crop planting, in particular to a double-row interactive horizontal guide Chinese yam planting method which comprises nine steps of soil preparation, guide groove embedding, seeding, base fertilizer application, ground cloth covering, climbing net pulling, thinning, field management and harvesting. The method overcomes the defects of unreasonable space layout of Chinese yam vines, low photosynthesis efficiency, non-uniform land nutrition consumption and low yield in the traditional planting method; according to the method, the growth space is effectively and reasonably utilized, the soil nutrition is uniformly utilized, the photosynthesis efficiency is improved, the yield is improved by 10-15%, and the economic benefit is increased by 800-1200 yuan.

BATTERY PIECE SERIAL CONNECTION ASSEMBLY

Disclosed is a battery piece serial connection assembly, comprising multiple groups of battery piece units, wherein each group of battery piece units comprises multiple battery pieces; in each group of battery piece units, the back side of one of two adjacent battery pieces is electrically connected to the front side of the other by means of a conductive material; and portions where the conductive material is in close contact with the two battery pieces are respectively provided with a first insulating layer and a second insulating layer. In the embodiments of the present invention, since portions where the conductive material is in close contact with the two battery pieces are respectively provided with a first insulating layer and a second insulating layer, adjacent battery pieces can be in close contact, thereby basically realizing seamless contact, and thus increasing the effective area of the battery piece serial connection assembly.

Medical nursing toothbrush

... 本实用新型涉及一种医用护理牙刷，它包括由上下固定连接的牙刷头和牙刷柄构成的牙刷本体，牙刷头的正面均匀设置有多根刷毛，牙刷头内设有液体喷头，液体喷头靠近刷毛一侧设有多个连通外界的喷嘴，喷嘴的开口位于相邻刷毛之间，牙刷本体内设有用于向病人口腔内注入清洁护理液的注液管，注液管一端与液体喷头内部连通，另一端从牙刷柄下部穿出后与外界连通；与现有技术相比，本实用新型产品适用于生活不能自理的病人，既避免因清洁护理液加入过少或不精准而造成口腔清理不干净，又避免因清洁护理液加入过多而造成病人误吞，能有效清洁牙缝、牙垢、口腔内的污迹，提高口腔护理的质量，有效预防经口气管插管病人发生口臭及口腔感染，使用方便。 ...

Van type rain test box for ADB automobile headlamp production

The invention discloses a van type rain test box for ADB automobile headlamp production, and relates to the technical field of rain tests, the van type rain test box comprises a van body, a test device, an emergency stop device, a backflow device and an acid-base detection device, the test device, the emergency stop device, the backflow device and the acid-base detection device are all arranged in the van body, and the test device, the emergency stop device, the backflow device and the acid-base detection device are arranged in the van body. The top of the testing device is connected with the emergency stop equipment, the testing device is connected with the backflow device, the backflow device is connected with the acid-base detection equipment, and the testing device comprises a supporting column. According to the van type rain test box for ADB automobile headlamp production, the distance between the upper water sprayer and the headlamp and the distance between the lower water sprayer ...

Milk-derived active peptide TDPLFKG as well as preparation method and application thereof

The invention provides a milk-derived active peptide TDPLFKG as well as a preparation method and application of the milk-derived active peptide TDPLFKG. The invention firstly provides a small peptide or a derivative thereof, wherein the amino acid sequence of the small peptide is as shown in SEQ ID NO.1; and the SEQ ID NO. 1: TDPLFKG is shown in the specification. The small peptide disclosed by the invention is a milk-derived active peptide, and has a relatively good anti-oxidation effect and an immune regulation effect.

OBTAINING AND DETERMINING METHOD OF SYSTEM MESSAGE AND TERMINAL DEVICE THEREOF

Provided in the present invention are a method to obtain and determine a system message, and terminal device thereof, and the method and terminal are used for solving the problem of high power consumption of the terminal device caused by the mode to obtain the system message in prior art. The method comprises: the terminal device receives DCI transmitted from a base station, and decodes the received DCI; the terminal device determines whether to read the system message sent from the base station or not according to a decoding result of the DCI, or according to the decoding result for the DCI together with a first condition. Thus, the terminal device does not need to read the system message in each paging period, reducing the number of times to read the system message, thereby reducing the power consumption of the terminal device, and extend the standby time of the terminal device. Besides, through this system message obtaining mechanism, whether to trigger the obtaining if the system message ...

4,4-DIPHENYL PIPERIDINE COMPOUND OR PHARMACEUTICALLY ACCEPTABLE SALT THEREOF, PHARMACEUTICAL COMPOSITION USING SAME, AND USE THEREOF

The present invention pertains to the field of pharmaceutical chemicals, and discloses a 4,4-diphenyl piperidine compound or a pharmaceutically acceptable salt thereof, a pharmaceutical composition using the same, and a use thereof. Specifically, the present invention discloses a compound represented by formula I or a pharmaceutically acceptable salt thereof, and further discloses a pharmaceutical composition comprising the compound or the pharmaceutically acceptable salt thereof. The compound or the pharmaceutically acceptable salt thereof and the pharmaceutical composition using the same of the present invention have an obvious N-type calcium channel blocking activity, have desirable pharmacokinetic properties, and can effectively relieve pain, and have the potential of being used as a new drug for the prophylaxis or treatment of pain, stroke, cerebral ischemia, alcohol addiction, alcoholism, nephropathy, addictive disorders caused by analgesic drugs or tolerability disorders caused by ...

Double-Z-type g-C3N4/Bi3O4Cl/Cd0. 5Zn0. 5S heterojunction photocatalyst as well as preparation and application thereof

The invention relates to a double-Z type g-C3N4/Bi3O4Cl/Cd0. 5Zn0. 5S heterojunction photocatalyst as well as preparation and application thereof. Bi3O4Cl and Cd0. 5Zn0. 5S are added into g-C3N4 and subjected to ultrasonic treatment for 2 hours, then obtained mixed suspension liquid is stirred for 12 hours, and the double-Z type g-C3N4/Bi3O4Cl/Cd0. 5Zn0. 5S heterojunction photocatalyst is obtained after deionized water is used for washing, drying and grinding. According to the preparation method, the double-Z-type heterojunction g-C3N4/Bi3O4Cl/Cd0. 5Zn0. 5S photocatalyst is synthesized through a simple method, CO2 is subjected to photocatalytic reduction to CO and CH4, a stable double-Z-type heterostructure is formed through supporting of the g-C3N4 nanosheet, and separation and transfer of photo-induced electron hole pairs are promoted. The photocatalyst has the characteristics of high specific surface area, wide visible light response range and effective separation of photo-induced electron ...

Lamp bead module and assembling method of array type car lamp module

The invention discloses a lamp bead module. The lamp bead module comprises a polygonal substrate, wherein a main LED lamp bead is arranged in the center of the substrate; the substrate is further provided with a plurality of auxiliary LED lamp beads, and the auxiliary LED lamp beads are evenly distributed around the periphery of the main LED lamp bead. Cooling fins are densely distributed on the back face of the base plate, and the cooling fins are distributed at intervals and used for cooling the main LED lamp bead and the auxiliary LED lamp beads. By means of the hexagonal lamp bead modules and the special assembling method thereof, the automobile lamp module in a compact form, an interval form, a long strip form, a wide strip form and an annular form can be formed, the automobile lamp module is matched with automobile tail lamps of different automobile types in various shapes and specifications, and therefore the universality of the tail lamp module is achieved, and the design and production ...

Piezoelectric actuator model identification method based on SSA-BiLSTM

The invention provides a piezoelectric actuator model identification method based on SSA-BiLSTM, and belongs to the technical field of piezoelectric actuator identification. The technical problems that the difficulty of identifying the piezoelectric actuator model is large and the precision is not high are solved. According to the technical scheme, the method comprises the following steps: 1) obtaining sample data through a simulation experiment; 2) preprocessing data, constructing a data set, and dividing the data set into a training set and a test set; and 3) obtaining an SSA-BiLSTM model for real-time estimation. The method has the beneficial effects that the used SSA-BiLSTM long-short term memory neural network can optimize the hyper-parameters of the BiLSTM neural network through the SSA algorithm, the optimal parameters of the BiLSTM neural network are determined on the basis of meeting the prediction model evaluation standard, and the finally obtained SSA-BiLSTM model is used for ...

RANDOM ACCESS DEVICE, METHOD AND SYSTEM

The present application relates to wireless communication technology, and in particular, to a random access device, method and system, for use in solving the problem of a constrained control channel in a random access process. In a network device provided by the present application, a processing module is used for determining the identical processing result for the random access processes initiated by N terminal devices in a set of M terminal devices, wherein M and N are positive integers; a transmitting module is used for transmitting one random access control message to the N terminal devices, wherein the random access control message is used for indicating the processing result determined by the processing module, and the message comprises terminal set identifier information which is used for identifying the N terminal devices. The network device notifies the N terminal devices of the identical processing result for the random access process by using one random access reject message, ...

METHOD AND DEVICE FOR TESTING A WAVELENGTH CHANNEL

A method and device for testing a wavelength channel, the method comprising: conducting optoelectronic detection on the optical signal of a wavelength channel to obtain an electrical signal; acquiring the spectrum of the electrical signal; according to the equation M=NAC, determining the first parameter M, NAC representing the AC component of the frequency spectrum of said electrical signal; if M is greater than a preset first threshold, then determining that the wavelength channel contains a real traffic signal. The method and apparatus prevent the erroneous configuration or operation of a network management system.

Real-time physical quantity comparative analysis alarm device and system based on three-dimensional model

The invention discloses a physical quantity real-time comparative analysis alarm device and system based on a three-dimensional model, and relates to the field of model alarm analysis. Through the arrangement of the test item management module, the three-dimensional sensor design module and the data real-time monitoring module, the association of the test piece and the three-dimensional model is realized, and the physical quantity is subjected to three-dimensional monitoring and analysis, so that the test state is more comprehensively known. When the physical quantity is detected to be abnormal, the real-time comparison and analysis alarm module can immediately send out alarm information, so that possible structural damage of the test piece is avoided. Moreover, the monitored data and analysis results are combined with the three-dimensional model, thereby achieving the visual and three-dimensional display of the data, improving the data understanding and analysis capability and test decision-making ...

Method for rapidly detecting hydrophobicity and color fastness to perspiration and water of wool lining fabric

The invention belongs to the field of textile color fastness detection, and particularly relates to a method for rapidly detecting hydrophobicity and color fastness to perspiration and water of wool lining fabric. The method comprises the following steps: (1) preparing a sample; (2) infiltrating with a water-resistant color fastness solution, an acid-perspiration-resistant color fastness solution and an alkali-perspiration-resistant color fastness solution; (3) drying after certain temperature and humidity treatment; and (4) placing the dried samples to normal temperature, and evaluating the color change of each sample and the staining of the lining fabric by using a gray sample card. The solution prepared by the invention can accelerate sample wetting; according to the method, a test method of a constant-temperature and constant-humidity environment, test time and a drying oven drying sample which are different from those of a traditional test method is adopted, the hydrophobic fabric ...

METHOD OF STARTING MEASUREMENT OF NEIGHBORING CELL, AND USER EQUIPMENT

The present invention relates to the technical field of mobile communications, and provides a method of starting measurement of a neighboring cell, and user equipment (UE) in an embodiment thereof. The method comprises: determining whether synchronization conducted by the UE with respect to a serving cell in which the UE resides succeeds; if so, determining a signal quality parameter value of the UE in the serving cell; determining whether the determined signal quality parameter value satisfies a preset neighboring cell measurement starting condition; if so, the UE starts to measure the neighboring cell; if the synchronization fails, the UE starts to measure the neighboring cell, such that a method of starting measurement of the neighboring cell is more reasonable.

LOG FILE-BASED SERVICE PERFORMANCE ANALYSIS METHOD AND APPARATUS, AND ELECTRONIC DEVICE

The embodiments of the present application provide a log file-based service performance analysis method and apparatus, and an electronic device. Said method comprises: acquiring a log file of a target to be analyzed and a limiting condition for parsing the log file; and parsing the log file according to the limiting condition, so as to obtain a parsing result. The embodiments of the present application ensure that the parsing result obtained by parsing the log file more conforms to the user requirements, and improves the parsing efficiency, so as to use the parsing result as a data basis for service performance analysis.

PHOTOVOLTAIC PUSH ROD SAND AND GRIME REMOVAL APPARATUS

A photovoltaic push rod sand and grime removal apparatus, comprising a push rod (11), a dust removal sleeve (12) and a fixed support frame, the push rod (11) comprises a fixed cover (13) and an inner tube (14), the fixed cover (13) is fixedly arranged, and the inner tube (14) passes through the fixed cover (13) and extends and retracts relative to the fixed cover (13); the dust removal sleeve (12) is ring shaped and is sleeved around the outer periphery of the inner tube (14), the fixed support frame is sleeved on the outer circumference of the dust removal sleeve (12), causing the inner circumferential face of the dust removal sleeve (12) to abut against an the outer circumferential face of the inner tube (14), and the fixed support frame is connected on the fixed cover (13); when the inner tube (14) retracts relative to the fixed cover (13), the dust removal sleeve (12) strips sand, dust, and grime off of the outer circumferential face of the inner tube (14), effectively preventing sand ...

FULL-EFFECT REVERSE OSMOSIS MEMBRANE ELEMENT, AND PURIFIED WATER DISPENSER HAVING SAME

A full-effect reverse osmosis membrane element (100) comprises a central tube (101) and a reverse osmosis membrane assembly (113) wound around the central tube (101). The reverse osmosis membrane assembly (113) comprises a pair of reverse osmosis membranes (112) attached at front surfaces thereof and wound around the central tube (101). A water feed channel (115) has a water inlet (109) formed at front edges of the two reverse osmosis membranes (112) and a water outlet formed at rear edges of the two reverse osmosis membranes (112). The reverse osmosis membrane assembly (113) further comprises a water separation structure provided in the water feed channel (115). The water division structure comprises a first water division band (105) forming a preset included angle with the central tube (101) when the two reverse osmosis membranes (112) are in an unfolded state. The first water division band (105) divides the water feed channel (115) into a first flow channel (1151) having a gradually ...

Wear-resistant metal composite cone and preparation method thereof

The invention belongs to the technical field of bimetallic wear-resistant composite cone preparation, and particularly relates to a wear-resistant metal composite cone and a preparation method thereof.The method comprises the following steps that under the action of centrifugal force, (1) high-chromium alloy cast iron is cast into a cavity of a casting centrifugal machine, and inert gas is introduced into the cavity; (2) covering the surface of the high-chromium alloy cast iron liquid in the cavity into which the inert gas is introduced with a refining fluxing agent; (3) casting low alloy steel; wherein the refining fluxing agent comprises the following chemical components in percentage by mass: 15 to 20 percent of Na2O, 5 to 10 percent of K2O, 10 to 15 percent of SiO2, 2 to 5 percent of resin and 50 to 68 percent of B2O3. The wear-resistant metal composite cone prepared by the method is free of slag inclusion and air holes on the interface, high in interface strength and free of cracks ...

Milk-derived active peptide APADPGRPTGY as well as preparation method and application thereof

The invention provides a milk-derived active peptide APADPGRPTGY as well as a preparation method and application of the milk-derived active peptide APADPGRPTGY. The invention firstly provides a small peptide or a derivative thereof, wherein the amino acid sequence of the small peptide is as shown in SEQ ID NO.1; 1: APADPGRPTGY in SEQ ID NO. 1. The small peptide disclosed by the invention is a milk-derived active peptide, and has a relatively good anti-oxidation effect and an immune regulation effect.

One-person multi-card user identification method and device based on artificial intelligence

The invention provides a one-person multi-card user identification method and device based on artificial intelligence, electronic equipment and a storage medium, and relates to the field of network technology and security, and the method comprises the steps: obtaining log information at an operator; analyzing the log information, and determining target information; determining prediction data based on the target information; and inputting the prediction data into an identification model for identification to obtain an identification result, the identification result indicating that at least two MSISDNs belong to the same user, and the MSISDN being an SIM card held by the user. According to the scheme, on the basis of judging the trajectory similarity and the call records, analysis and judgment on the IMEI similarity and part of internet behaviors are added, model training and prediction are performed through artificial intelligence, and on the basis of judging the increase of the dimensions ...

Intelligent temperature control method for mass concrete

The invention provides an intelligent temperature control method for mass concrete, and the method comprises the steps: arranging temperature sensors at a center point and a boundary point in a middle section of cuboid mass concrete in the height direction, achieving the collection and obtaining of the temperature point data of the mass concrete, giving out a corresponding temperature control signal according to a formulated temperature control triggering condition, and achieving the intelligent temperature control of the mass concrete. And a temperature prediction method is adopted to predict the temperature of the heating stage and the temperature of the cooling stage, and temperature control triggering judgment is performed in combination with temperature control triggering conditions to guide temperature control construction of the mass concrete.

APPLICATION OF ORGANIC MEMBRANE FOR GENERATING HYDROXYL RADICAL AND METHOD FOR REMOVING ORGANIC POLLUTANT FROM WATER

A method for applying an organic membrane for generating a hydroxyl radical. The method comprises: using a nitrocellulose sheet as a photocatalytic material, placing the sheet in water, and exposing the sheet to natural sunlight or light from a sun lamp with a wavelength greater than 280 nm so as to produce the hydroxyl radical by means of a photochemical reaction on the surface of the sheet. The rate of hydroxyl radical generation can be realized by modulating a surface area of a film or an intensity of the light. The invention further discloses a method for using an organic film for generating a hydroxyl radical so as to remove organic pollutants from water. The hydroxyl radical produced using the method can effectively remove common organic pollutants such as phenol, bisphenol A, thiamphenicol, and the like from water. The method for generating the hydroxyl radical is simple, economic, and highly effective. The method does not require introduction of a hydroxyl radical precursor and ...

Method for measuring trace moisture of fire-resistant oil

The invention belongs to the field of electric fire-resistant oil moisture monitoring, and relates to a fire-resistant oil trace moisture determination method, which comprises the following steps: establishing a function relationship between water saturation solubility and temperature of phosphate fire-resistant oil to be detected; and obtaining the moisture content in the to-be-detected phosphate fire-resistant oil under the working temperature condition of the to-be-detected phosphate fire-resistant oil according to the function relationship between the moisture saturation solubility and the temperature of the to-be-detected phosphate fire-resistant oil. The invention provides the conversion method for obtaining the absolute moisture content of the fire-resistant oil through the moisture sensor, the method is suitable for on-line monitoring of the trace moisture content (mg/L) of the fire-resistant oil, a threshold value can be set according to a maintenance guide rule DLT 571 standard ...

Seabed mining vehicle of ore collecting and preprocessing mechanism

The invention relates to the field of seabed mining, in particular to a seabed mining vehicle of an ore collecting and preprocessing mechanism, which comprises a mining vehicle body and a mining assembly arranged in the mining vehicle body, and the mining vehicle body is placed on the seabed under the traction action of a traction rope of a pontoon. A backflow pipe for ore backflow after mining and a water inlet pipe for ensuring mining backflow pressure are mounted on the mining vehicle body. According to the seabed mining vehicle of the ore collecting and preprocessing mechanism, when mining operation is conducted on the seabed environment through mining equipment, crushed ore is filtered and separated through a filtering cover, and then the ore is collected and preprocessed through a preprocessing assembly; and finally, the ore passes through the filter cover and is subjected to backflow collection through the backflow pipe, so that pretreatment of part of ore with larger particle size ...

Milk-derived active peptide DPSFFAKE as well as preparation method and application thereof

The invention provides a milk-derived active peptide DPSFFAKE as well as a preparation method and application of the milk-derived active peptide DPSFFAKE. The invention firstly provides a small peptide or a derivative thereof, wherein the amino acid sequence of the small peptide is as shown in SEQ ID NO.1; 1 in SEQ ID NO. 1: DPSFFAKE. The small peptide disclosed by the invention is a milk-derived active peptide, and has a relatively good anti-oxidation effect and an immune regulation effect.

Shell of energy storage battery, energy storage battery and energy storage system

The embodiment of the invention relates to the technical field of electronic products, and discloses a shell of an energy storage battery, the energy storage battery and an energy storage system.The shell of the energy storage battery comprises a groove formed by recessing part of the side wall of the shell; a communication wiring groove is formed in the inner wall of the groove and used for being connected with a battery management system arranged in the shell. The groove is used for providing a handheld space and accommodating a communication wiring terminal inserted into the communication wiring groove; the wiring groove is formed by recessing part of the side wall of the shell and is through up and down, a through hole is formed in the inner side wall of the wiring groove, and the through hole penetrates into a groove located in the side wall of the shell on the same side as the wiring groove; and the wiring groove is used for accommodating a lead of the communication wiring terminal ...

Sample injection and waste discharge early warning device and method for inductively coupled plasma source

The invention discloses a sample injection and waste discharge early warning device and method for an inductively coupled plasma source, and the device comprises a sample injection pipeline, an atomizer, a first bubble sensor, a second bubble sensor, a fog chamber, a peristaltic pump, a waste discharge pipeline, an early warning control unit and an instrument control unit, the atomizer is installed on the mist chamber, the atomizer sprays a sample introduction solution to form vaporous aerosol, the aerosol is sprayed into the mist chamber, the aerosol in the mist chamber is discharged out of the mist chamber from the waste discharge pipeline or enters plasma from an aerosol outlet in the mist chamber, the first bubble sensor is installed on the sample introduction pipeline, and the mist chamber is connected with the waste discharge pipeline; the peristaltic pump and the second bubble sensor are installed on the waste discharge pipeline, waste liquid is driven by the peristaltic pump to ...

Signal processing method and signal processing system

The invention provides a signal processing method and a signal processing system, and relates to the fields of optical communication, information flow, signal processing, data transmission, big data and cloud computing. According to the specific implementation scheme, the method comprises the following steps: determining a target route of a current transmission signal according to a route switching condition; and performing signal recovery processing on the signal received from the target route based on the pre-stored parameter determined before route switching. According to the technology disclosed by the invention, the route switching speed and the digital signal processing speed are improved, and the data loss amount is reduced.

High-stability underwater super-oleophobic photo-thermal fabric as well as preparation method and application thereof

The invention discloses a high-stability underwater super-oleophobic photo-thermal fabric as well as a preparation method and application thereof. The underwater super-oleophobic photo-thermal fabric is prepared by depositing a photo-thermal material carbon black nano-particles and an underwater super-oleophobic material calcium alginate hydrogel on a cotton fabric substrate. According to the application, the underwater super-oleophobic photo-thermal fabric and the polyethylene foam are assembled together from top to bottom in a two-dimensional water channel mode to form a solar interface water evaporation device. The whole preparation process of the high-stability underwater super-oleophobic photo-thermal material has the advantages of low raw material price, simple and mild preparation process, easiness in expanded production and the like, the high-efficiency light absorption and underwater super-oleophobic functions are simultaneously realized in the aspect of performance, and the high-stability ...

Manipulator calibration method and device, computer equipment and storage medium

The embodiment of the invention provides a manipulator calibration method and device, computer equipment and a storage medium, and the method comprises the steps: when a 3D camera is arranged on a manipulator, determining that a plurality of photographing points are located on a sphere tangent plane which takes the calibration device as the center and takes the optimal working distance as the radius; controlling a manipulator to move to the plurality of photographing points, acquiring point clouds of the calibration device in a camera coordinate system through a 3D camera, and completing point cloud acquisition operation of the plurality of photographing points; registering the point clouds of the plurality of photographing points to obtain a pose relationship between other photographing points and the first photographing point, a pose relationship between the calibration device and a manipulator base coordinate system and a pose relationship between the manipulator base coordinate system ...

Water replenishing device and water replenishing method for wet gas holder

The invention relates to a water replenishing device and method for a wet gas holder, the wet gas holder is provided with a bell jar sinking into a water seal tank, the bell jar is sealed by water in the water seal tank, and the water seal tank is provided with an overflow port and a water replenishing channel which are used for maintaining the liquid level of the water seal tank; the water replenishing device comprises a water replenishing regulating valve, a circulating tank, a circulating pump and a control system, the water replenishing regulating valve is used for controlling opening and closing of a water replenishing channel, water overflowing from the water seal tank is stored in the circulating tank, a water pump in the circulating tank is pumped into the water seal tank by the circulating pump, and the control system controls opening and closing of the water replenishing regulating valve and the circulating pump; the control system comprises a water seal tank liquid level detection ...

Device and method for detecting shear bearing capacity of connecting piece combined insulation board

The invention relates to the technical field of buildings, and discloses a device and a method for detecting the shear capacity of a connecting piece combined insulation board. The detection device comprises a detection sample, a loading frame and a universal testing machine, the detection sample comprises a concrete wall body, an insulation board, a connecting piece and a plastic film, the insulation board is arranged on the concrete wall body through the connecting piece, the plastic film is arranged between the insulation board and the concrete wall body, and the loading frame is clamped at the top end of the concrete wall body. According to the detection device and the detection method, the detection sample is placed on the universal testing machine, the universal testing machine applies vertical downward shearing force to the insulation board and the connecting piece until the insulation board and the connecting piece are damaged, and the universal testing machine records the loaded ...

AIR EXTRACTION DEVICE AND LITHIUM BROMIDE APPARATUS GROUP

An air extraction device and lithium bromide apparatus group. The air extraction device is for the lithium bromide apparatus group, and comprises an air collection container (1) connected to a vacuum extracting device; in the air collection container (1) is provided a cooling pipe (2) for circulating a cooling medium. The air extraction device improves the useful life of a vacuum pump, extending the replacement period of vacuum pump oil, and improving air extraction device operating stability.

IMPLANTABLE DEVICE AND PREPARATION METHOD THEREFOR

An implantable device, the implantable device comprising photonic crystals which are distributed as color elements in an intraocular lens to form a structural color pattern. The implantable device may be extended to implantable vision regulating materials, intraocular pressure monitoring and cataract lens design. More importantly, such an implantable device having variable color may be used for accurate and real-time monitoring of intraocular pressure, and a color change alone being able to make real-time monitoring of intraocular pressure or monitoring of physiological indicators a reality solves the major problems wherein the existing intraocular pressure and glucose monitoring processes are not real-time processes and are not accurate, data is difficult to read, and the like. Using a mold method, the implantable device may be prepared in high volume, with high efficiency and high quality.

Coaxial graded core-shell structure nanometer hydrogen evolution material, preparation method and application

The invention provides a preparation method of a coaxial graded core-shell structure nano hydrogen evolution material. The preparation method comprises the following steps: step 1, dispersing acid-treated carbon nanotubes in a glucose aqueous solution for ultrasonic treatment; step 2, adding sodium molybdate, nickel sulfate and thiourea into the solution, and performing ultrasonic treatment and stirring; step 3, carrying out hydrothermal reaction on the mixed solution obtained in the step 2 in a reaction kettle; and 4, naturally cooling to room temperature, carrying out liquid separation, washing and drying the obtained precipitate, and calcining in a helium atmosphere to obtain the coaxial graded core-shell structure nano hydrogen evolution material. The invention further provides the nano hydrogen evolution material with the coaxial graded core-shell structure, which is prepared by the preparation method of the nano hydrogen evolution material with the coaxial graded core-shell structure ...

Tourism teaching system and method based on human-computer interaction

The invention discloses a tourism teaching system and method based on human-computer interaction, and the system comprises a video collection module which is used for recording a tourist attraction video and a tourist attraction explanation video, and carrying out the optimization processing of the tourist attraction video; the scenic spot construction module is connected with the video acquisition module and is used for constructing a three-dimensional scenery map of the scenic spot according to the optimized scenic spot video; and the learning module is respectively connected with the video acquisition module and the scenic spot construction module, and is used for displaying the three-dimensional realistic picture of the scenic spot and explaining the scenic spot. According to the teaching system, the three-dimensional stereogram of the scenic spot is combined through the teaching video, so that the scenic spot can be clearly displayed in front of students, the teaching content is richer ...

WAKEUP METHOD, RECEIVING END DEVICE AND SENDING END DEVICE

Provided are a wakeup method, a receiving end device and a sending end device. The receiving end device comprises a main transceiver and a wakeup receiver (WUR). The method comprises: a receiving end device acquiring a target wake time (TWT); before the TWT, the receiving end device receiving a wakeup packet via a WUR; and the receiving end device keeping, according to information about a target receiving end device carried by the WUR, a main transceiver in a sleep state within the TWT, or waking up the main transceiver via the WUR within the TWT. The embodiments of the present application can reasonably schedule a wakeup state and a sleep state of a receiving end device.

METHOD FOR INDUCING HUMAN SPINAL MOTOR NEURON PROGENITORS TO DIFFERENTIATE INTO SPINAL MOTOR NEURONS

Provided is a method for inducing human spinal motor neuron progenitors to differentiate into spinal motor neurons, comprising the following steps: 1) culture of the spinal motor neuron progenitors: digesting the spinal motor neuron progenitors into single cells, inoculating the single cells into a coated petri dish for adherent culture with a spinal motor neuron progenitor culture medium, and culturing in an incubator at 37°C, 5% CO2 and saturated humidity; and 2) induction of the spinal motor neurons: culturing the spinal motor neuron progenitors obtained from step 1) in a basic complete medium, adding different space-time-specific signaling pathway modulating small molecules and/or growth factors at different time points to induce differentiation, culturing for 3-30 days in an incubator at 37°C, 5% CO2 and saturated humidity, changing the medium every other day.

Anti-wrinkle composition containing fully human collagen and application of anti-wrinkle composition

The invention provides an anti-wrinkle composition containing fully human collagen and application of the anti-wrinkle composition. The anti-wrinkle composition is prepared from the following components: the fully human collagen, an amino acid composition, acetyl hexapeptide-8 and dipeptide diaminobutyrylbenzylamide diacetate. According to the composition provided by the invention, the anti-wrinkle effect of the product is improved through the synergistic cooperation of the active ingredients such as the fully human collagen, the amino acid composition, the acetyl hexapeptide-8 and the dipeptide diaminobutyrylbenzylamide diacetate, and particularly, the anti-wrinkle effect of the product is improved by optimizing the nucleotide sequence of the collagen; and high-purity collagen type I and collagen type III can be prepared in escherichia coli cells, so that the anti-wrinkle effect of the composition is further improved. The anti-wrinkle composition containing the fully human collagen is ...

Trichoderma sp. MS16 and application thereof

The invention discloses Trichoderma sp. MS16 and application thereof, the Trichoderma sp. MS16 is preserved in Guangdong Microbial Culture Collection Center, the preservation date is January 4, 2023, and the preservation number is GDMCC (China General Microbiological Culture Collection Center) No.63108. The Trichoderma sp. MS16 has the advantages that the Trichoderma sp. MS16 can be used for preparing the Trichoderma sp. MS16; the strain has a control effect on prodenia litura and oriental tobacco budworms, and the control effect is gradually increased along with time in a short period. Compared with a traditional strain only capable of preventing and controlling a single prodenia litura strain, the trichoderma sp. MS16 can prevent and control two lepidoptera pests, namely prodenia litura and oriental tobacco budworm at the same time, and manpower, material resources and time cost consumed when the prodenia litura and the oriental tobacco budworm are prevented and controlled at the same ...

Lithospermum erythrorhizon and olive leaf extract hip care oil as well as preparation method and application thereof

The invention provides lithospermum erythrorhizon and olive leaf extract hip care oil as well as a preparation method and application thereof, and belongs to the technical field of skin care medicines. The invention provides lithospermum erythrorhizon and olive leaf extract hip care oil, which is prepared from the following components in parts by weight: 20 to 50 parts of olive leaf extract, 5 to 10 parts of lithospermum erythrorhizon, 50 to 100 parts of glycerol, 3 to 5 parts of thickening agent and 6 to 10 parts of stabilizing agent. According to the lithospermum erythrorhizon and olive leaf extract hip care oil, the olive leaf extract and lithospermum erythrorhizon are combined for use, prevention is mainly used, prevention and treatment are combined, and red fart of infants can be efficiently prevented. The lithospermum erythrorhizon olive leaf extract hip care oil provided by the invention can efficiently inhibit the proliferation of Listeria monocytogenes, Escherichia coli and salmonella ...

Parallel-resistance-free low-temperature superconducting Josephson junction current measurement system and method

The invention relates to a parallel-resistance-free low-temperature superconducting Josephson junction current measurement system and method, and the system comprises a test rod, one end of the test rod is provided with a voltage end and a current end, and the other end of the test rod is connected with a switcher through a cable. The voltage end and the current end are connected with a sample; the switcher is connected with the input end of the filter through a coaxial cable, the output end of the filter is respectively connected with the ampere meter and the voltmeter, and the ampere meter and the voltmeter are connected with the computer through data lines. According to the invention, the problems of insufficient current Ic precision and overlarge uncertainty of the existing low-temperature superconducting JJ without parallel resistors can be solved.

BATTERY MODULE

Disclosed is a battery module comprising a module housing (100) and battery cells (200) provided in the module housing (100), the battery cell (200) comprising a battery cell casing (220), a bare cell housed in the battery cell casing (220), and a top cover (230) connected onto the battery cell casing (220) and provided with a top cover piece (231). The module housing (100) comprises a lower housing (110) and an upper cover (120) connected in a sealed manner to the lower housing (110), the battery cell casing (220) and the top cover piece (231) are an electrolyte-resistant and insulating non-metal material, and the lower housing (110) and the upper cover (120) are a metal material. The battery module uses a housing of an electrolyte-resistant and insulating non-metal material to encapsulate the battery cells (200), saving on costs of structural members of the battery module, and significantly reducing the total weight of the battery module; using a sealed metal module housing (100) to again ...

Odor-removing skin-care composition and application thereof

The invention provides an odorless skin care composition and application thereof, the odorless skin care composition comprises polypeptides and alcohols, and the polypeptides comprise acetyl tetrapeptide-2 and carnosine; the alcohols comprise pentanediol and ethanol. The odor-removing and skin-care composition comprises four components, namely acetyl tetrapeptide-2, carnosine, pentanediol and ethanol, the four components supplement each other, the odor-removing and skin-care composition has a synergistic effect in the aspect of removing body odor from isovaleric acid, 2-nonenal and the like, and the odor-removing and skin-care composition is different from a traditional closed body odor treatment method; tissues such as hair follicles and glands cannot be damaged, and the safety is extremely high; different from a traditional perfume product, the perfume is an odorless product, and body odor is not removed through a way of perfuming and covering.

Movable double-energy-storage air conditioner

The movable type double-energy-storage air conditioner comprises a compressor assembly, the compressor assembly, an evaporator and a condenser form a communicating circulation structure through a pipeline, a first refrigerant circulates in the communicating circulation structure, the evaporator is arranged in an energy storage box, and a third refrigerant is arranged in the energy storage box; one side of the energy storage box is communicated with one side of the fluoride-free radiator through a first conveying pipe, the other side of the fluoride-free radiator is communicated with the other side of the energy storage box through a second conveying pipe, a first fan is arranged behind the fluoride-free radiator and installed in the shell, and the storage battery further supplies power to the first fan and the conveying pump. According to the air conditioner, when the electricity price is in a valley value, energy storage can be conducted on the second refrigerant and the third refrigerant ...

Compressing device for motor machining

The invention discloses a motor machining pressing device which comprises a mounting bottom plate, an angle overturning unit is arranged at the bottom of the mounting bottom plate, the angle overturning unit is fixedly connected with the mounting bottom plate, a pressing clamping device is arranged on the mounting bottom plate and comprises a mounting unit and a pressing clamping unit, the mounting unit is connected with the mounting bottom plate, and the pressing clamping unit is fixedly connected with the mounting bottom plate. The pressing and clamping unit is installed on the installation unit, the pressing and clamping unit is in sliding connection with the installation unit, the installation unit comprises a vertical plate, the vertical plate is vertically installed on the installation bottom plate, the vertical plate is provided with a fixing disc, and the fixing disc is located at the bottom of the pressing and clamping unit. According to the motor machining pressing device, by ...

Indobufen pharmaceutical composition

According to the indobufen pharmaceutical composition disclosed by the invention, the use of an adhesive disclosed in the prior art is avoided, and lauryl sodium sulfate is added, so that the bulk density and the tap density of powder are improved, the fluidity is favorably improved, the particle size of indobufen is controlled to be 100 meshes or below, and the dissolution rate of a product is improved and reaches 95.8%.

Growth regulator for promoting cultivation of strong watermelon seedlings and watermelon seedling cultivation method

The invention discloses a growth regulator for promoting cultivation of strong watermelon seedlings and a watermelon seedling cultivation method, belongs to the technical field of plant growth regulators, and aims to solve the problem that the existing single growth regulator has a poor cultivation effect on melon crops. The growth regulator is prepared from the following components: chloroplast transformin, amino-oligosaccharin and chlormequat chloride; the chloroplast transforming element is powder, and the mass ratio of the effective component FeO is greater than or equal to 10%; the amino-oligosaccharin is an aqueous solution with the concentration of 5%; the chlormequat chloride is an aqueous solution with the concentration of 50%. The growth regulator disclosed by the invention can achieve an exact effect of cultivating strong watermelon seedlings; the watermelon seedling strengthening index is improved; the seedling rate is improved; the pest occurrence rate is reduced.

High-strength EVA sole material and preparation method thereof

The invention discloses a high-strength EVA sole material and a preparation method thereof, and relates to the technical field of soles, the high-strength EVA sole material comprises 70-95 parts of EVA colloidal particles, 1-15 parts of thermoplastic polyurethane, 10-30 parts of EPDM ethylene propylene diene monomer, 15-30 parts of a modified elastomer, 1-8 parts of poly (butylene succinate), 0.5-1.5 parts of a bridging agent, 0.02-0.05 part of a lubricant, 0.03-0.08 part of a slipping agent, and 6-11 parts of isocyanate; the preparation method comprises the following steps: preparing materials; performing granulation; the forming equipment comprises a bottom plate; the lower die is arranged on the bottom plate; the upper die can be buckled on the lower die through a pressing mechanism; the adjusting mechanism is mounted in the upper die; the limiting mechanisms are symmetrically arranged on the sealing plate of the upper die and can limit the height of the adjusting mechanism; and the ...

PHOTOTHERMAL SHAPE MEMORY COMPOSITE MATERIAL, COMPONENT, AND PREPARATION METHOD THEREOF

A photothermal shape memory composite material, comprising a temperature-sensitive material and/or a thermally-induced shape memory polymer, and a photothermal conversion material distributed in the temperature-sensitive material and/or the thermally-induced shape memory polymer. The photothermal shape memory composite material can undergo at least one light-induced shape transformation from a temporary shape to an original shape. The photothermal conversion material converts light to heat to excite the temperature-sensitive material and/or the thermally-induced shape memory polymer so as to realize a shape memory function of the composite material. The composite material shape memory effect can be realized within a comparatively broad temperature range using ultraviolet light excitation and is not highly dependent on temperature, has high reliability and safety, is conveniently controlled, is practical and widely adaptable.

BATTERY MODULE

The present invention provides a battery module, comprising: a plurality of batteries, each of the batteries being provided with a battery explosion-proof valve; an upper cover provided with a module explosion-proof valve; and a lower box assembled with the upper cover. An enclosed passage is provided between the upper cover and the plurality of batteries, and the module explosion-proof valve and battery explosion-proof valves are exposed to the enclosed passage. As the module explosion-proof valve and the battery explosion-proof valves are exposed to the enclosed passage, when any one of the plurality of batteries fails, a large amount of high-temperature and high-pressure gas generated at the moment of failure firstly bursts out of its own battery explosion-proof valve and enters the enclosed passage and accumulates gradually in the enclosed passage; and when the accumulated air pressure in the enclosed passage is greater than the opening pressure of the module explosion-proof valve, ...

WEAR-RESISTANT ZRO2-AL2O3 MULTIPHASE CERAMIC PARTICLES AND PREPARATION METHOD THEREFOR AND USE THEREOF

Disclosed are wear-resistant ZrO2-Al2O3 multiphase ceramic particles and a preparation method therefor and a use thereof, wherein same belong to the technical field of ceramic composite preparation. The wear-resistant ZrO2-Al2O3 multiphase ceramic particles have a composition containing the following ingredients by weight percent: 10-90 percent of stable ZrO2 and 10-90 percent of Al2O3. High-wear-resistant ZrO2-Al2O3 multiphase ceramic particles with a coarse surface and a particle size of 0.5-7 mm are obtained through blank forming, initial firing, crushing, high-temperature sintering and cooling velocity control, and the production efficiency is high, and the performance is stable; besides, the wear-resistant ZrO2-Al2O3 multiphase ceramic particles are applied to the preparation of reinforcements for steel matrix composites, and the wear resistance of the composites can be significantly enhanced.

Multi-layer frozen beverage and preparation method thereof

The invention provides a multi-layer frozen beverage and a preparation method thereof. The multi-layer frozen drink comprises an outer layer, a middle layer and an inner layer, the outer layer wraps the middle layer, the inner layer is located in a core body of the middle layer and is a sauce core formed by symmetrically distributing at least two strands of sauce around the central axis of the core body, and the sauce core extends from the head of the frozen beverage to the root of the frozen beverage. The inner layer is innovatively designed into sauce cores formed by two strands of sauce, the sauce cores are distributed on the two sides of the center of the core body of the middle layer, the sauce cores extend to the root from the head of the frozen beverage, and due to the design, it can be guaranteed that the sauce cores in the frozen beverage are evenly distributed, so that consumers can always experience the existence of the sauce core materials from front to back when tasting the ...

Method and system for building three-dimensional model of building based on laser point cloud

The invention belongs to the technical field of building three-dimensional modeling, and discloses a method for constructing a building three-dimensional model based on laser point clouds, which comprises the following three steps: preprocessing, point clustering and defining and extracting a geometric plane in a building, so that a large amount of data is compressed without damaging the overall contour structure of the building; and searching a corresponding building roof model from the system model database according to the position relationship among the geometric planes, finally generating a building wall surface model from the bottom of the building roof model to the ground model by the system, and performing texture mapping processing on the complete building model. The building three-dimensional modeling method based on the laser point cloud solves the problems that in the prior art, a building three-dimensional model building method based on the laser point cloud is complex in modeling ...

Method for improving quality of jujube fruits

The invention discloses a method for improving the quality of jujube fruits, which comprises the following steps of: spraying melatonin treatment liquid on leaves of a jujube tree once every 5-8 days when the jujube tree fruits enter the final stage of young fruits, and totally spraying for 2-5 times. By adopting the method disclosed by the invention, the purpose of reducing the intervention cost as much as possible while effectively improving the fruit quality of the jujube tree can be achieved, and the improvement of the fruit quality is mainly embodied in that the sunny side of the peel of the jujube tends to be red and the back side tends to be yellow. According to the method, a 2-5-year-old late-maturing winter jujube tree is used as a test material, when winter jujube fruits enter the final young fruit stage at the end of July, melatonin with different concentrations is sprayed to leaves of the winter jujube trees, the fruit quality of the winter jujubes can be remarkably improved ...

New energy generation power prediction method based on deep learning

The invention discloses a new energy power generation power prediction method based on deep learning, and the method comprises the steps: dividing data, except power generation power, in historical data according to a preset time interval to generate a matrix Mc, arranging the historical power generation power according to the size of the historical power generation power, then carrying out the division to generate a matrix, and carrying out the expansion to obtain a matrix Mx; marking out a matrix area My from the matrix Mx to serve as label data of the matrix area My; establishing a deep learning network comprising two down-sampling modules and an up-sampling module; and transmitting the sample data Mc and Mx and the label data My into a deep learning network for training to obtain the deep learning network capable of performing new energy power generation power prediction. The method can effectively improve the prediction precision of the short-term power generation power of the new ...

Surface shot blasting method for improving high-temperature oxidation resistance of molybdenum-silicon-boron alloy

The invention discloses a surface shot peening method for improving the high-temperature oxidation resistance of a molybdenum-silicon-boron alloy. The surface shot peening method comprises the following steps: firstly, preparing the Mo-Si-B alloy through powder metallurgy and subsequent heat treatment; then polishing and cleaning an oxide layer on the surface of the alloy, and carrying out surface polishing treatment; the surface of the alloy is subjected to shot blasting treatment, and a nanocrystalline/ultra-fine grain structure layer with the thickness being 10-30 microns is obtained; and finally, the alloy subjected to shot blasting is subjected to ultrasonic cleaning, and impurities attached to the surface of the alloy subjected to shot blasting are removed. And the cleaned alloy is dried, and then the Mo-Si-B alloy with the excellent oxidation resistance is obtained. The problem of mismatch between the room-temperature toughness and the high-temperature oxidation resistance of the ...

Composition for culturing gastrointestinal cancer organoid, culture medium and application of composition and culture medium

The invention provides a composition for culturing gastrointestinal cancer organoid. The composition is prepared from lactein, cinnamyl aldehyde and antibiotics in a mass ratio of (1-5): (1-5): (10-15). At present, the problem that in-vivo intestinal flora structures cannot be reduced often exists in gastrointestinal cancer organoid culture, lactein and cinnamyl aldehyde are used for replacing part of antibiotics for the first time, and the effect of adjusting the flora structures in the culture process is achieved by adjusting the components of the antibiotic composition, so that the in-vivo environment is reduced to the maximum extent in the culture environment, and the in-vivo intestinal flora structures can be reduced to the maximum extent. The cell viability of gastrointestinal cancer organs is improved; the rectal cancer organoid cultured by adopting the culture medium and the culture method has the advantage of high cell viability, can reproduce the reaction of a patient to drugs ...

Lithium battery charge state prediction method, apparatus and device, and storage medium

The invention relates to the technical field of lithium batteries, and discloses a lithium battery state-of-charge prediction method, device and equipment and a storage medium, and the method comprises the steps: determining an actual capacity value of a target battery through a particle filtering algorithm, obtaining a state-of-charge prediction value of the target battery based on the actual capacity value through a state-of-charge prediction model, the method comprises the steps of obtaining an initial charge state actual value of a target battery, calculating a difference value between a charge state predicted value and the initial charge state actual value, taking the calculated difference value as input of a preset residual model to obtain a residual estimated value, and determining a current charge state value of the target battery according to the residual estimated value and the charge state predicted value. According to the method, the actual capacity value is calculated by adopting ...

BATTERY PACK

The present application relates to the field of storage devices, and specifically relates to a battery pack, comprising a box body, a plurality of battery module group securing mechanisms, a cover plate, and a plurality of battery module groups, the box body comprising a bottom surface and side walls, the side walls being perpendicular to the bottom surface and being arranged to encircle the bottom surface, each battery module group comprising a plurality of battery modules, the battery modules comprising a main side face and a narrow side face, the battery modules being stacked along the direction perpendicular to the main side face, the stacking direction also being perpendicular to the bottom surface, the main side face positioned uppermost in each battery module group being covered by the cover plate, and each battery module group securing mechanism securing all of the battery modules in the same battery module group and the cover plate covering said battery module group to the bottom ...

WEIGHT LOSS MEAL REPLACEMENT BAR USING BANANAS AS MAIN INGREDIAENT AND PREPARATION METHOD THEREFOR

A weight loss meal replacement bar using bananas as the main ingredient and a preparation method therefor, the food ingredients used in the weight loss meal replacement bar mainly comprising: banana powder, coix seed powder, oat flour and Chinese yam powder. The described product combines prebiotics such as resistant starch, soluble dietary fiber, oligosaccharides and good physiological functions, and weight may be lost by means of healthy modes such as regulating intestinal microbial metabolic activities and enhancing lipid metabolism.

Special file who makes fan -shaped statistical chart presss from both sides

... 本实用新型公开了种制扇形统计图的专用文件夹，包括文件夹左夹板(1)、文件夹右夹板(2)和文件夹侧面板(3)，所述文件夹左夹板(1)和文件夹右夹板(2)分别与文件夹侧面板(3)两边连接，所述文件夹左夹板(1)和文件夹右夹板(2)分别设置有活页夹(7)，所述文件夹侧面板(3)内侧设置有滑轨(4)，所述滑轨(4)上设置有滑槽(401)；还包括圆环(5)、滑块和连接带(6)，所述连接带(6)端与圆环(5)连接，其另端与滑块连接，所述滑块安装在滑槽(401)内。本实用新型可以使文件夹不仅具备整理存放文件的功能，同时还能方便快捷的制作扇形统计图。 ...

Method for generating different scene building textures based on CycleGAN algorithm

The invention provides a method for generating different scene building textures based on a CycleGAN algorithm. The method comprises the following steps: step 1, processing existing building model data; 2, performing learning of different scenes on the texture; 3, processing each piece of texture positioning data; step 4, automatically mapping the texture; data processing is carried out through a CycleGAN algorithm, and texture data consistent in style are obtained; textures are converted, merged and the like to form texture data with unified resolution; automatic texture replacement is carried out according to limited UV positioning, and data production and updating are facilitated; according to the method, texture generation of different scenes and seasons is carried out by adopting the CycleGAN algorithm, and a feasible scheme is provided for texture updating of other thematic data.

Surface-enhanced Raman probe as well as preparation method and application thereof

The invention discloses a surface-enhanced Raman probe as well as a preparation method and application thereof, and relates to the field of biomedical imaging. The surface-enhanced Raman probe disclosed by the invention is mainly prepared from gold-silver core-shell nanoparticles modified by 4-mercaptophenylboronic acid pinacol ester molecules, and an enhanced Raman signal is obtained. The stability is improved by combining sulfydryl polyethylene glycol with a gold and silver shell layer, and the biological compatibility of the nano probe to normal cells is enhanced by a biological excitation protein coronal strategy. The specific response group is specific to peroxynitroso anions (ONOO <->). The synthesis steps of the surface-enhanced Raman probe are all carried out in an aqueous solution, and protein is used for wrapping, so that the biocompatibility of the existing surface-enhanced Raman probe can be improved, and the influence on the normal physiological function of the surface-enhanced ...

Multifunctional complementary power generation system

The invention discloses a multifunctional complementary power generation system which comprises a wind power generation module, a solar power generation module, a wind-solar complementary control module, an energy storage module and a power supply module. The wind power generation module converts wind energy into electric energy, and the solar power generation module converts solar energy into electric energy; the wind-solar complementary control module compares the electric energy sum of the wind-solar power generation with a pre-stored load hourly power utilization plan, if the electric energy sum of the wind-solar power generation in the current period is greater than the load power utilization plan, the power supply module is controlled to transmit the electric energy of the wind-solar power generation to the load, and the energy storage module is controlled to store redundant electric energy; and if the sum of the electric energy of the wind-solar power generation in the current time ...

Fiber sponge support capable of improving mechanical property and capturing copper ions in multiple sites and manufacturing method of fiber sponge support

The invention provides a fiber sponge scaffold capable of improving mechanical properties and capturing copper ions at multiple sites as well as a preparation method and application of the fiber sponge scaffold, and belongs to the technical field of bioremediation materials. The surface of a phosphorus-containing crown macromolecule with a hydrophobic alkyl long chain is modified with a plurality of pyrrole groups, and then the phosphorus-containing crown macromolecule modified with the pyrrole groups is grafted to electrostatic spinning short fiber sponge in a pi-pi conjugation mode. The mechanical property of the fiber sponge support is improved, and multi-site active capture of free copper ions is achieved. After the scaffold material captures copper ions, the mechanical property of the electrostatic spinning short fiber sponge scaffold can be remarkably improved, and the captured copper ions can be stably released for a long time. In addition, the fiber sponge scaffold provided by the ...

Industrial firewall protection method and device, industrial firewall and medium

The invention relates to an industrial firewall protection method and device, an industrial firewall and a medium, and relates to the field of industrial firewalls, and the method comprises the steps: when request information is received, judging whether the request information exists in a preset access control list or not, if not, determining the importance level of the request information, and based on the importance level, determining whether the request information exists in the preset access control list or not; and judging whether the request information allows to acquire target data, the target data being data required to be acquired by the request information, and adding the request information and a corresponding judgment result to a preset access control list. According to the invention, the industrial firewall has the effect of automatically adding the request information.

Automatic network testing method and device

The invention relates to an automatic network test method and device, computer equipment, a storage medium and a program product, and the method comprises the following steps: obtaining a command parameter and creating a virtual machine, the command parameter being a type name of a test topology in a preset topology configuration file, and the topology configuration file further comprising a test role and a test set; the topology configuration file is analyzed, virtual machines applied to the same interface are arranged in the same virtual switch, and interface information is generated according to the connection relation of the test topology and the configuration of the test role; analyzing the configuration of the test role, and transmitting the analyzed configuration parameters to the qemu program, so that a corresponding interface is connected to the virtual switch after the qemu program creates and starts a virtual machine; performing installation configuration on the virtual machine ...

Methicillin-resistant staphylococcus aureus bacteriophage, composition and application of methicillin-resistant staphylococcus aureus bacteriophage

The invention provides a methicillin-resistant staphylococcus aureus bacteriophage, a composition and application thereof, and belongs to the technical field of bacteriophages. The bacteriophage of the methicillin-resistant staphylococcus aureus provided by the invention is a bacteriophage MX-6 (the preservation number is CCTCC (China Center For Type Culture Collection) NO.M2023029) or a bacteriophage ML-1337 (the preservation number is CCTCC NO.M2023028). The methicillin-resistant staphylococcus aureus bacteriophage obtained through separation has the advantages of being wide in splitting spectrum, high in adaptive capacity, free of drug-resistant genes and virulence genes, safe in animal experiments and free of toxic and side effects, and has a certain treatment effect on MRSA infected animals. The bacteriophage provided by the invention is combined with an antibacterial drug for use, so that the bacteriophage has combined synergistic sterilization and/or bacteriostasis capability, can ...

Foundation reinforcing material based on jet grouting and preparation method thereof

The invention relates to the field of jet grouting construction technologies, in particular to a foundation reinforcement material based on jet grouting and a preparation method thereof, and the foundation reinforcement material comprises the following components in parts by weight: 400-500 parts of cement, 50-80 parts of lime, 600-800 parts of fine aggregate, 10-20 parts of silicate, 1-10 parts of a hydrogel, 1-5 parts of an anti-cracking agent and 150-250 parts of water. According to the invention, the silicate, the hydrogel and the anti-cracking agent are added into a system taking the cement, the lime and the fine aggregate as base materials, and all the components are matched for use, so that the prepared reinforcing material has the characteristics of high toughness and high strength; the reinforcing material can play a role in rapidly repairing and reinforcing structural cracks and overall diseases in emergency repair and rush building construction, and it can be guaranteed that ...

Organic photoelectric material and host-guest room-temperature phosphorescent material based on 4-substituted dibenzothiophene sulfone, and preparation methods and applications of organic photoelectric material and host-guest room-temperature phosphorescent material

The invention relates to an organic photoelectric material based on 4-substituted dibenzothiophene sulfone, a host-guest room-temperature phosphorescent material based on 4-substituted dibenzothiophene sulfone and a preparation method and application of the organic photoelectric material and the host-guest room-temperature phosphorescent material based on 4-substituted dibenzothiophene sulfone. Therefore, the device properties of the compound in a light-emitting layer or an electron transport layer in an OLED (Organic Light Emitting Diode) are influenced. Meanwhile, the compound based on 4-substituted dibenzothiophene sulfone can also be used as a fluorescent probe in biological imaging. In addition, the host-guest doped room temperature phosphorescent material based on the 4-substituted dibenzothiophene sulfone as the guest has relatively long service life and relatively high luminance. The luminescent color and the service life of a doping system are adjusted by changing a donor group ...

AUTOMATIC AIR EXTRACTION SYSTEM, REFRIGERATING UNIT COMPRISING SYSTEM AND AUTOMATIC AIR EXTRACTION METHOD

Provided are an automatic air extraction system, a refrigerating unit comprising the system and an automatic air extraction method. The automatic air extraction system comprises a gas-liquid separation device (1), a gas collection tank (2), an ejector (3), an electromagnetic valve device (4), a vacuum pump (5) and also comprises a liquid level control system (6) connected to the gas-liquid separation device (1), the liquid level control system (6) controls the air extraction operation according to the relationship between the liquid level change inside the gas-liquid separation device (1) and the pressure inside the gas collection tank (2). The automatic air extraction system not only improves the automation level of a unit, but also reduces the cost, and improves the reliability of the unit.

STRESS-DISPERSING FIXING AND CONNECTING APPARATUS FOR ANTERIOR SUPERIOR ILIAC SPINE AND ILIAC CREST

A stress-dispersing fixing and connecting apparatus for the anterior superior iliac spine and the iliac crest, comprising two oppositely arranged lateral clamping plates (1). The top extremities of the two lateral clamping plates (1) are connected to each other. The inner wall upper extremities of the two lateral clamping plates (1) match the shapes of the upper end surfaces of the anterior superior iliac spine and of the iliac crest. A cavity formed between the inner wall surfaces of the two lateral clamping plates (1) is adapted to the contours of the anterior superior iliac spine and of the iliac crest. An obliquely downward extended fixing hole (5) is provided on the upper part of at least one of the lateral clamping plates (1). The diameter of the fixing hole (5) matches the diameter of a Kirschner wire (12). A structure connected to a pulling apparatus is provided on the upper part of any one of the lateral clamping plates (1). The fixing and connecting apparatus is capable of effectively ...

METHOD FOR CONTROLLING MODULATION DEPTH OF PILOT FREQUENCY SIGNAL, TRANSMITTER AND PILOT FREQUENCY LOCKING APPARATUS

Disclosed are a method for controlling modulation depth of a pilot frequency signal, a transmitter, and a pilot frequency locking apparatus. The transmitter comprises a pilot frequency loading apparatus, an optical modulator, and a pilot frequency locking apparatus. The pilot frequency locking apparatus is used for determining a current pilot frequency working point of the optical modulator on a response curve and a target original amplitude of a pilot frequency electrical signal, and controlling the pilot frequency loading apparatus to adjust the original amplitude of the pilot frequency electrical signal to the target original amplitude. If the value of the pilot frequency working point is less than a first threshold value, the target original amplitude of the pilot frequency electrical signal is determined on the basis of the corresponding relationship between the modulation depth of one time frequency component of a pilot frequency optical signal and the original amplitude of the pilot ...

HUMAN NEURAL STEM CELL CULTURE MEDIUM AND APPLICATION

Provided is a human neural stem cell culture medium. The culture medium comprises the following components: a basal culture medium, a nutritional additive, a growth factor, and a signaling pathway-regulating small molecule. Also provided is an application of the culture medium in culturing human neural stem cells.

Aging method for enhancing complexity of wine

The invention relates to the technical field of wine ageing, and discloses an ageing method for enhancing complexity of wine, which comprises the following steps: S1, separating clear juice from red wine in the final stage of alcohol fermentation, putting into a brand new medium-texture American oak barrel for later-stage alcohol fermentation, and directly performing secondary fermentation in the barrel after the alcohol fermentation is finished; s2, a malo-lactic acid fermentation stage, wherein the stage lasts for at least three months; s3, after malo-lactic acid fermentation is finished, the wine is pumped out of the barrel; clear juice separation is performed at the final stage of alcohol fermentation, and the grape wine enters an American barrel for later fermentation, so that the fruit fragrance and soft and delicate taste of the grape wine can be furthest reserved. After the malo-lactic acid fermentation is finished, the malo-lactic acid is discharged from the barrel and is subjected ...

Preparation method of long-chain polymer glue and application of long-chain polymer glue in oil and gas fields

The invention provides a preparation method of long-chain polymer glue, which specifically comprises the following steps: adding polyacrylic acid and catechol into deionized water, then adding a boric acid solution, regulating the pH value to 9.0 by using a NaOH solution under the protection of nitrogen, and mechanically stirring; meanwhile, the invention also provides an application of the long-chain polymer glue in oil and gas fields, and the application is to improve the threaded connection performance of oil pipes by using the long-chain polymer glue. The long-chain polymer glue provided by the invention is applied to oil and gas fields, the threaded connection performance of oil pipes can be improved, and the long-chain polymer glue and a coating technology are utilized, so that threads of petroleum pipes have relatively good corrosion resistance, sealing performance and thread gluing resistance.

Control system and method for determining rotation direction of motor at low rotation speed

The invention relates to the technical field of motor control, and provides a control system and method for determining the rotating direction of a motor at a low rotating speed. The system comprises a control module which sends low-rotating-speed instructions to a motor, and when the sending times of the low-rotating-speed instructions are a first numerical value and the sending interval between the low-rotating-speed instructions is smaller than a first time period, the motor operates at a low rotating speed so as to determine the rotating direction of the motor; the counter module is configured to record the sending times of the low-rotating-speed instruction; and a timer module configured to record a transmission interval between the low speed instructions. According to the method, dust is prevented from entering the motor to damage the motor, the time for determining the rotating direction of the motor is shortened, and the working efficiency of the motor can be improved.

CONVERGING STRUCTURE AND BATTERY

Disclosed are a converging structure and a battery. The converging structure comprises a bus bar (10) and a pin (20), wherein a matching slot (100) is provided on the bus bar (10), the pin (20) comprises a body (200) and an extension plate (201) fixed to the body (200), the extension plate (201) can extend into the matching slot (100), and the matching slot (100) is fixedly connected to the extension plate (201). Since a matching accuracy of the extension plate (201) and the matching slot (100) is relatively easily controlled, an operation of machining the bus bar (10) and the pin (20) and assembling the two together is relatively simple. Hence, the difficulty of machining the converging structure is lower.