Packing box parameter and part arrangement setting method based on customized furniture order

The invention provides a packaging box parameter and part arrangement setting method based on a customized furniture order. The method comprises the following steps: obtaining order information of the order; the maximum part length value and the maximum part width value of each piece of furniture are found out, and the length value and the width value of a packaging box corresponding to the furniture are set; for each piece of furniture, the highest area utilization rate and the highest overall space utilization rate are used as constraint conditions, and a packaging arrangement scheme of the parts is obtained through iteration; and setting the packaging box number and the packaging box height value corresponding to the furniture. According to the method, the size of the packaging box can be set according to the containing requirement, the furniture parts can be better packaged and arranged, follow-up packaging is more convenient, and the working efficiency of the whole production line ...

Pretreatment method for soil detection

The invention relates to a pretreatment method for soil detection and belongs to the field of analytical chemistry. The method comprises the following steps: (1) removing solid impurities from a soil sample, and grinding, drying and grinding the soil sample in sequence; (2) adding concentrated nitric acid and hydrogen peroxide into the sample which is obtained in the step (1) for digestion, wherein in a digestion temperature-raising program, the temperature is raised from a room temperature to 120 DEG C and keeps constant for 5 minutes, the temperature is raised from 120 DEG C to 200 DEG C and keeps constant for 15 minutes, the temperature is raised from 200 DEG C to 300 DEG C and keeps constant for 10 minutes, and the temperature-raising speed rate is 60 DEG C/min; and (3) cooling the sample which is digested in the step (2) to the room temperature. The pretreatment method has the beneficial effect that the application range of wet digestion is widened through the digestion temperature-raising ...

Composite reactive brown dye

The invention provides a composite reactive brown dye. The dye is prepared by compounding 10 to 40 weight parts of the dye shown in a formula (1), 10 to 20 weight parts of the dye shown in the formula (2) and 40 to 80 weight parts of the dye shown in the formula (3). Due to the synergistic effect of the composite dye, the dye has the advantages of stable performance, high solubility, high color fixation rate, high dyeing synchronization, high level-dyeing property, high tone reproducibility and prominent dark color dyeing and is particularly suitable for printing and dyeing cellulose fiber materials.

Yellow reactive dye for wool and preparation method and application thereof

The invention provides a yellow reactive dye for wool, which is characterized by having the general structure shown in the specification, wherein R is one of the formulas shown in the specification. The dye has high fixation rate, high fiber-dye bond stability, high solubility, bright and beautiful color light, good color fastness to sunlight and washing fastness, and the parts of the dye, which are not fixed with the fiber, are easy to wash away. The dye contains bromoacrylamide groups, has high reactivity with wool in combination with a leveling agent Sibagol B under the condition of weak acid and high color fixation rate and is suitable for the high fastness requirement of machine washable of International Wool Secretariat.

Draw -bar box that possesses modularization power supply system

The utility model provides a draw -bar box that possesses modularization power supply system, including box and pull rod, and the box is provided with power supply system, and this power supply system includes elasticity bayonet catch, portable power source, pull rod base, box USB socket, and portable power source box bottom portion's shell fragment and the portable power source box bottom USB of portion plug are provided with power USB socket in portable power source's bottom, simultaneously, the pull rod base is provided with portable power source box, and portable power source's power USB socket is inserted at the top of portable power source box bottom USB plug through portable power source box bottom shell fragment in, the bottom of portable power source box bottom USB plug is then link to each other with box USB socket, and this box USB socket is fixed in the box upper surface around the pull rod. Owing to adopted above -mentioned technique, the utility model discloses an inside at ...

Compound serving as PRMT1 inhibitor and application thereof

The invention belongs to the field of medical chemistry, relates to a compound serving as a PRMT1 inhibitor and application of the compound, and particularly provides a compound as shown in a formula (I), a formula (II) and a formula (III) or pharmaceutically acceptable salt, isomer, solvate, crystal or prodrug of the compound. Processes for their preparation as well as pharmaceutical compositions containing these compounds and the use of these compounds or compositions for the treatment of diseases ameliorated by inhibition of PRMT1, such as cancer.

Oral cavity collector with protection function

The utility model discloses an oral cavity collector with a protection function. The oral cavity collector comprises an upper supporting piece, a fixing seat, a sampling window, a sampling hole, a first handle, a lower supporting piece, a rotating shaft and a second handle, one end of the upper supporting piece extends downwards to form a fixing seat, a sampling opening is formed in the fixing seat, a sampling window is arranged in the sampling opening, and a sampling hole is formed in the sampling window; the cotton swab sampling device is placed in an oral cavity, the upper supporting piece and the lower supporting piece support the oral cavity to prevent a patient from actively vomiting, cotton swabs can be conveniently placed in the oral cavity to be collected, meanwhile, the transparent sampling window is formed in the sampling opening, shielding can be conducted in the sampling process, spattering of saliva of the patient is prevented, and the sampling efficiency is improved. Meanwhile ...

Decomposing device for infusion apparatus

The invention discloses an infusion apparatus disassembling device. An infusion tube on an infusion bottle with the infusion tube after use is put in from the putting opening, and the PLC can control the clamping and rotating assembly to clamp the infusion tube and part of an infusion needle; meanwhile, the PLC controls the cutting assembly to cut the infusion tube; then the infusion tube slides into the infusion tube containing box; after cutting is finished, the PLC controls the lifting supporting frame to drive the clamping and rotating assembly to descend, the needle head is pulled out of the infusion bottle, the clamping and rotating assembly rotates while the lifting supporting frame drives the clamping and rotating assembly to descend, the PLC controls the clamping and rotating assembly to loosen, and the needle head is pulled out of the infusion bottle; at the moment, the cut and separated needle head falls into the sharp instrument containing box, so that the functions of automatically ...

Composite reactive blue dye

The invention discloses a composite reactive blue dye, which is characterized in that: the dye is formed by compounding, in parts by weight, 40 to 60 parts of dye shown as Formula (1), 30 to 40 parts of dye shown as Formula (2) and 10 to 20 parts of dye shown as Formula (3). The composite reactive blue dye has dyeing synchronicity and leveling property, high degree of fixation and prominent pile-on property, thereby overcoming the defects in similar dyes with reactive blue BF structure. The composite reactive blue dye of the invention is stable in properties, high in dissolubility and degree of fixation, good in dyeing synchronicity and leveling property and superior in color reproducibility, has the advantage of prominent pile-on property especially and is suitable for printing and dyeing cellulose fiber material.

Triple stepped vacuum brick making machine

The invention discloses a triple stepped vacuum brick making machine. A NO.1 unit, a NO.2 unit and a NO.3 unit are arranged in a three-step ladder shape; a charging port of the NO.2 unit is arranged on the right side wall or the left side wall of a machine body in the mode that the height of a horizontal central line of the NO.2 unit is the same as that of the bottom of a cavity in the position of a charging segment of the machine body; a charging port of the NO.3 unit is arranged on the left side wall or the right side wall of the machine body in the mode that the height of a horizontal central line of the NO.3 unit is the same as that of the bottom of a cavity in the position of the charging segment of the machine body; a discharging port of the NO.1 is vertically butted with the charging port of the NO.2 unit; and a discharging port of the NO.2 unit is vertically butted with the charging port of the NO.3 unit. The design idea of the vacuum brick making machine is contrary to that of ...

Blue fluorotriazine reactive dye, and preparation method and applications thereof

The invention relates to a blue fluorotriazine reactive dye, and a preparation method and applications thereof. The invention is characterized in that the dye has a structural general formula as follow, wherein R1 is one of the formulas as follow; R2 is a hydrogen atom, sulfonic group or methoxyl group; R3 is a hydrogen atom or methoxyl group; R4 is a hydrogen atom or C1-C2 alkyl group; and M is an alkali metal and stands for Na or K. The blue fluorotriazine reactive dye has the characteristics of high reactivity, high solubility, high exhaust ratio and high fixation ratio. The blue fluorotriazine reactive dye has the advantages of good level-dyeing property, good diffusibility, good compatibility, good reproducibility, high fastness to chlorinated water and high fastness to light, and is especially suitable for dyeing cotton fibers.

Anti-aging pipeline material and preparation method thereof

The invention discloses an anti-aging pipeline material and a preparation method thereof, and belongs to the technical field of pipe production, the anti-aging pipeline material comprises the following raw materials by weight: 100 parts of polypropylene, 10-15 parts of high density polyethylene, 10-12 parts of glass fiber, 3-5 parts of an anti-corrosion auxiliary agent, 1-2 parts of an antioxidant, and 1-2 parts of color master batch, the corrosion-resistant additive is prepared by carrying out cross-linking grafting modification on epoxy resin by utilizing a fluorine-containing polyurethane prepolymer, the fluorine-containing polyurethane chain is linked into the epoxy resin by utilizing the reaction of an isocyanate group and a hydroxyl group to obtain the corrosion-resistant additive, the fluorine-containing chain is introduced, the acid and alkali corrosion and aging resistance of the pipeline material is favorably improved, and meanwhile, the corrosion resistance of the pipeline material ...

Towing-winch hydraulic control circuit for controlling constant tension of cables

The invention relates to a towing-winch hydraulic control circuit for controlling constant tension of cables. The towing-winch hydraulic control circuit is characterized in that the towing-winch hydraulic control circuit comprises a hydraulic motor, a first reversing valve, a pilot valve, a second reversing vale, a balance valve, a pilot and overflow valve and a hydraulic pump unit; a port A of the first reversing valve is connected with a port A of the hydraulic motor through the balance valve; a port B of the first reversing valve is connected with a port B of the hydraulic motor. One oil port of the pilot and overflow valve is communicated with the port A of the hydraulic motor, and the other oil port of the pilot and overflow valve is communicated with a port T of the hydraulic pump unit after being connected with an electromagnet. A check valve is arranged between the port T of the hydraulic pump unit and the port B of the hydraulic motor. The other oil port of the pilot and overflow ...

Method and system for preventing small animals in transformer substation

The invention provides a small animal prevention method and system for a transformer substation, and belongs to the technical field of transformer substation protection. Comprising the following steps: dividing a transformer substation into a plurality of monitoring areas of different levels for monitoring according to the area level of the transformer substation; monitoring data of different levels of monitoring areas are obtained, different types of alarm values are obtained through calculation, and the alarm values are used for conducting alarm judgment on the situation that the monitoring target appears in the next level of monitoring area or influences equipment; the monitoring target in the monitoring area where the alarm occurs is calibrated, the monitoring target is expelled according to the position information, and different levels of monitoring areas correspond to different expelling means; and recalculating the alarm value of the monitoring area after adopting the expelling ...

Detection method of hydrogen sulfide

The invention relates to a detection method of hydrogen sulfide. The hydrogen sulfide in crude oil is detected through using a nitrogen air stripping method, the crude oil is pretreated by adopting warming and stirring, the temperature is set to be 30-90 DEG C; condensed crude oil is obtained at the temperature of 30-40 DEG C during warming and pretreating, and thickened oil is obtained at the temperature of 70-75 DEG C during the warming and the pretreating. The flow velocity of the nitrogen is controlled to be 0.1L/min for 5min, and to be 0.05L/min for 10min. According to the detection method, a method in which the hydrogen sulfide in the crude oil is stripped by using nitrogen, the hydrogen sulfide in the nitrogen is detected by using iodometry, and the detected content of the hydrogen sulfide in the nitrogen is converted to the content of the hydrogen sulfide in the crude oil; the proper crude oil temperature, the proper carrier gas flow rate and stripping time are selected, and the ...

Rail transit comprehensive joint debugging evaluation system and method

The invention belongs to the technical field of rail transit assessment, and discloses a rail transit comprehensive joint debugging assessment system and method, and the method comprises the steps: carrying out the risk sampling of collected real-time state information of a rail train, and obtaining a preset assessment index of the rail train; calling a pre-trained rail train operation scoring network model to sequentially carry out rail train operation scoring on the rail trains corresponding to the preset evaluation indexes, carrying out hierarchical arrangement according to the rail train operation scores, and obtaining rail traffic operation evaluation weights corresponding to the rail train operation scores, performing weighted average calculation on the rail train operation score and the corresponding rail transit operation evaluation weight to obtain a score of rail transit comprehensive joint debugging; and performing weighted average calculation on the scores of all rail transit ...

Method for improving soil

The invention discloses a method for improving soil polluted by snow-melting agents. The method for improving the soil comprises the steps of evenly mixing mushroom residues and sepiolite, and laying the mushroom residues and the sepiolite on the surface of the soil polluted by the snow-melting agents. The soil improved by the method is good in gas permeability of soil, and strong in water holding capacity, the soil fertility is enhanced, and the soluble salt composition can be adjusted. The improved and modified soil is suitable for growth of plants, and the good promotion role is played in the growth of the green plants, the method by utilizing the mushroom residues and the sepiolite for improving and modifying the soil damaged by salt of the snow-melting agents has the realistic maneuverability, the method is suitable for the large-scale popularization and application, and the method has the important practical value in improving and modifying soil of greenbelts and especially the two ...

Yellow fluorine-containing triazine reactive dye and preparation method and application thereof

The invention discloses a yellow fluorine-containing triazine reactive dye and a preparation method and an application thereof. The dye is characterized by comprising the following general formula, wherein R1 is one of the following components, R2 is a hydrogen atom or C1-C2 alkyl, and M is alkali metal which represents Na and K. The yellow fluorine-containing triazine reactive dye of the invention has the characteristics of high reactivity, high solubility, high exhausting ratio, high fixation ratio, favorable levelling property, diffusivity, compatibility and repeatability as well as high fastness to chlorinated water and fastness to light and is especially suitable for dying cotton fibre.

Wind direction and wind speed measuring instrument

The invention relates to a wind direction and wind speed measuring instrument and belongs to the measurement field. The wind direction and wind speed measuring instrument has the advantages of high precision and strong dynamic performance. The wind direction and wind speed measuring instrument of the invention comprises a sensor and a controller. The wind direction and wind speed measuring instrument is characterized in that a three-cup wind speed sensor is adopted as the sensor; the controller is connected with a wind direction and wind speed interface circuit unit and a local communication module; the wind direction and wind speed interface circuit unit and the local communication module are connected with a storage battery through a power source conversion unit and a power source input module; and the controller is also connected with a data storage unit.

Garbage brick-making environment-friendly system

The invention provides a garbage brick-making environment-friendly system which is used for processing and preparing the garbage into bricks. The garbage brick-making environment-friendly system is characterized by comprising household garbage pre-processing equipment, pavement garbage pre-processing equipment, straw garbage pre-processing equipment, stirring equipment, brick prefabricating equipment and brick refining equipment, wherein the household garbage pre-processing equipment is used for pre-processing household garbage and industrial tailing sand residues; the pavement garbage pre-processing equipment is used for pre-processing pavement garbage and sludge containing heavy metals; the straw garbage pre-processing equipment is used for pre-processing straw garbage and water-containing sludge; the stirring equipment is used for mixing and stirring the pre-processed household garbage and industrial tailing sand residues, the pre-processed pavement garbage and sludge containing heavy ...

Outdoor cable defect checking method and system

The invention provides an outdoor cable defect checking method and system, and the method comprises the steps: sequentially numbering and classifying cables according to the arrangement layers and positions of the cables in a cable trench, and obtaining a plurality of cable segments; acquiring an external sensing signal and an internal sensing signal of the cable trench; preliminarily determining a fault cable area according to the external sensing signal and/or the internal sensing signal; fault scanning is carried out on fault cable areas determined through different signal types, so that fault points of the cable are determined, and the fault scanning area is obtained through calculation according to the set scanning area proportion corresponding to different signal types; and obtaining image data of the fault point, carrying out defect analysis, and reporting the obtained defect type. According to the invention, after the fault area of the cable is preliminarily determined by using ...

Method for determining oil substances in water sample

The invention relates to a method for determining oil substances in a water sample and belongs to the field of analytical chemistry. The method comprises the following steps: (1) collecting the water sample in a sampling area in a multi-point manner; (2) adsorbing the water sample collected in the step (1) to a solid-phase extraction column; and (3) eluting the solid-phase extraction column in the step (2), and detecting the oil substances by using an eluent through an ultraviolet spectrophotometry method. The method has the beneficial effect that impurities which affect detection of the oil substances are removed in the step of solid-phase extraction.

Steering spiral positioning device

The invention relates to a steering spiral positioning device. In the positioning device, various parts are manufactured according to requirements. The positioning device mainly comprises a sleeve, a support vertex, a support screw bolt, a guiding device and a reinforcing fixed bolt. A drawing of the 'steering spiral positioning device' is designed according to an actual line type of a curved surface shell plate related at present as well as the condition of angle placing during on-site assembly, parts of the steering spiral positioning device are combined and are arranged on a fixture jig frame, and the height of the device is regulated according to an actual gap between surface plate shells and the jig frame, so that the shell plate contacts a steering vertex of the steering spiral positioning device; the steering spiral positioning device is used for the structural positioning of the plate shells of different curved surfaces during assembly, the support vertex rotate 5 degrees towards ...

Cylindrical material packaging equipment

The invention provides cylindrical material packaging equipment. The cylindrical material packaging equipment comprises a placing mechanism for placing a packaging paper roll; the cutting mechanism is used for uncoiling the packaging paper roll into packaging paper and cutting the packaging paper; the first packaging mechanism is used for wrapping the cylindrical material to be packaged with packaging paper to form a package and pasting a first adhesive tape to the front face of the package; the second packaging mechanism is used for pressing packaging paper at the two ends of the package and pasting second adhesive tapes to the two ends of the package; the placing mechanism, the cutting mechanism, the first packaging mechanism and the second packaging mechanism are arranged in sequence. The equipment can complete the working procedures of cutting the packaging paper skin, wrapping the packaging paper skin outside a cylindrical material, pasting an adhesive tape for fixing and the like, ...

Detection method for fluoride content

The invention discloses a detection method for fluoride content. The detection method is characterized by comprising the steps of putting 1-2 ml of a standard fluoride solution into a 10-millimeter blocked pipe with a plug, adding pure water to 5.0 ml, adding 1.00 ml of a fluorine reagent solution, 0.40 ml of a buffering solution and 1.00 ml of a lanthanum nitrate solution, stirring to be uniform, then adding 2.00 ml of acetone, adding pure water to fix the volume to 10.00 ml, uniformly mixing and implementing reagent blank at the same time, standing the blocked pipe for 1 hour, and adopting a 1-centimeter cuvette to measure an absorbancy value at 620 nm by taking the reagent blank as a reference. According to the method, the using amounts of water samples and reagents are reduced, and particularly organic solvents are greatly saved, and the inspection cost is reduced; produced waste liquid is greatly reduced, so that the cost of waste liquid treatment is decreased, and the pollution to ...

Red wool reactive dye and preparation and use thereof

The invention relates to a red wool reactive dye which has the structure shown in the right general formula: wherein, R is one in the right lower formula, and M represents alkali metals including Na and K. The red wool reactive dye has the advantages of higher reactivity, good solubility, very bright and beautiful color light, excellent sunlight fastness performance, very high complete adhesion rate and color fastness, less waste water produced by the dye and very small waste water treatment pressure.

Short-term power load prediction method based on improved feedforward neural network model

The invention provides a short-term power load prediction method based on an improved feed-forward neural network model, power load prediction is carried out through the improved feed-forward neural network model, the model comprises an input layer, an enhanced hidden layer and an output layer, the enhanced hidden layer comprises a plurality of transient hidden layers, and the transient hidden layers are connected with the output layer. Different transient hidden layers mine and capture characteristics of different load data, and output of the enhanced hidden layer is obtained in an aggregation mode, so that the method adapts to diversity and uncertainty of the load data. According to the improved feed-forward neural network model, a hidden layer in a traditional neural network structure is improved, an enhanced hidden layer concept is provided, deep learning and mining of characteristics of load data are carried out, and uncertainty and randomness of the load data are adaptively learned ...

Yellow reactive dye for wool and preparation method and application thereof

Application of TRIM65 as target spot in screening medicine for preventing and treating atherosclerosis

The invention discloses application of TRIM65 as a target spot in screening of drugs for preventing and treating atherosclerosis. The medicine acts on the TRIM65 gene, and regulates and controls a JAK/STAT signal channel and a PI3K-AKT/ERK1/2/NF-kappa B signal channel by preventing the increase of the levels of serum inflammatory factors TNF alpha, IL-1beta and IL-6 so as to prevent and treat the atherosclerosis. According to the invention, an atherosclerosis model mouse with TRIM65 knocked out is utilized for the first time to explore the effect of TRIM65 in occurrence and development of atherosclerosis; the invention provides a molecular mechanism that TRIM65 knockout promotes M1 type polarization of macrophages by regulating and controlling JAK/STAT and PI3K-AKT/ERK1/2/NF-kappa B signal channels, thereby increasing inflammation and aggravating development of atherosclerosis. The new effect of the compound in vascular diseases is disclosed for the first time, it is proposed that the compound ...

One -way zip fastener pulling -on piece of triping of magnetism actuation

The utility model provides an one -way zip fastener pulling -on piece of triping of magnetism actuation, including female pulling -on piece and public pulling -on piece, just female pulling -on piece and public pulling -on piece all are provided with pulling -on piece ring sum lockhole, wherein, be provided with strong magnetic support, steel sheet clamping and first magnetic sheet in the inside of female pulling -on piece, this first magnetic sheet inserts the inside of strong magnetic support, and the steel sheet clamping is fixed through strong magnetic support, simultaneously, female pulling -on piece still is provided with female pulling -on piece enclosing cover, and this mother's pulling -on piece enclosing cover covers in the outside of strong magnetic support, then be provided with strong magnetic sheet of second and public pulling -on piece enclosing cover as for public pulling -on piece, the strong magnetic sheet of this second is located the inside of public pulling -on piece ...

Outdoor cable trench defense area monitoring method and system

The invention provides an outdoor cable trench defense area monitoring method and system. The method comprises the following steps: acquiring environment data of a cable trench, operation current data of a cable and cable temperature measurement data; calculating basic operating temperatures at different positions in the cable trench based on the acquired data when the cable operates, and calculating temperature differences at the different positions; if the temperature difference of the single position meets the requirement of an alarm threshold value and the temperature difference relation of the surrounding positions is in one-to-one correspondence with the distance relation of the positions, or the temperature differences of the multiple positions meet the requirement of the alarm threshold value at the same time, cable temperature alarm is carried out; after the alarm signal is received, inspecting the corresponding position in the cable trench, and judging and processing the foreign ...

T section bending device

The invention provides a T section bending device, belongs to the field of bending devices and is characterized in that: the T section bending device is manufactured according to a self-designed T section bending device diagram and consists of an upper die and a lower die, wherein the manufactured upper die and the manufactured lower die are placed on a 400-ton oil hydraulic press which is provided with a transverse ejection cylinder and used for pre-tensioning and fixing the transverse ejection cylinder; when the oil hydraulic press is started, the upper die and the lower die are closed so as to guarantee that the central lines of the upper die and the lower die are aligned with each other; after the central lines of the upper die and the lower die are aligned with each other, the upper die is lifted and a T section prebending piece to be processed is arranged on the lower die; the upper die falls, the upper die and the lower die are matched with each other to lean on a T section tightly ...

Device of passing a bridge

The utility model discloses a device of passing a bridge, it includes base and truss. A rotary platform, the last body of having family of rotary platform is provided on the base. There are door and window, this internally has a driving chair room on the room body lateral wall. The truss is the cooperation of scalable form including fixing truss and bascule and the two with the help of rolling mechanism. Fixed truss is not fixed with the one end that the bascule links to each other rotary platform is last. Its characteristics are that the window included front window and side -window on the door was in the back lateral wall of room body. The room body is by interior and have shell, heat preservation and interior trim layer outward in proper order. Interior trim layer wherein is the PLASTIC LAMINATED. This internally has an electrical control subtotal hydraulic control part room, and the two parts are continuous with corresponding actuating mechanism with the help of circuit and pipeline ...

Manufacturing method of daphnia microslide specimen

The invention provides a manufacturing method of a daphnia microslide specimen, which comprises the following steps: firstly fixing the daphnia with a fixative, simple-staining or double-staining, color separating, and stepwise dehydrating with ethanol; then stepwise displacing the ethanol in the dehydrated daphnia with acetone; and finally sucking out the daphnia which is subject to the displacement with acetone, dripping on a glass slide, and dripping prepolymerized polymethacrylate to seal the glass slide to obtain a daphnia microslide specimen. The daphnia microslide specimen manufacturedby the method enables the cell borderlines of the daphnia to be obvious, the intestinal tract, ovary and other structures to be observed more clearly, the transparency is increased, and the drying time is shortened.

Method for detecting bromate in drinking water

The invention relates to a method for detecting bromate in drinking water and belongs to the field of analytical chemistry. The method comprises the following steps: (1) adsorbing the drinking water to a resin column; and (2) desorbing the resin column in the step (1), and detecting a desorption solution through ion chromatography. The method has the beneficial effects that impurities which influence the detection of the bromate are removed through application of loading nanoscale zero-valent iron on an anion exchange resin.

Acid corrosion resistant coating for inner wall of reaction kettle and preparation method of acid corrosion resistant coating

The invention discloses a reaction kettle inner wall acid-corrosion-resistant coating and a preparation method thereof, and belongs to the technical field of paints.The reaction kettle inner wall acid-corrosion-resistant coating is prepared from, by weight, 100-120 parts of fluororubber, 260-280 parts of solvent, 30-35 parts of modifier, 5-8 parts of composite vulcanizing agent, 12-15 parts of filler, 1-2 parts of defoaming agent and 0.5-1 part of flatting agent.Natural graphite is oxidized through an improved Hummers method; according to the preparation method, p-phenylenediamine is taken as a raw material, purified graphene is prepared through ultrasonic stripping, the graphene has excellent high temperature resistance and corrosion resistance, then p-phenylenediamine and the purified graphene are subjected to a nucleophilic substitution reaction, amido is introduced into the graphene, a modifier is prepared, p-phenylenediamine molecules are taken as a bridge between the purified graphene ...

Garbage paving, farmland-building and fertilizer application environment-friendly system

The invention provides a garbage paving, farmland-building and fertilizer application environment-friendly system which comprises straw sludge pretreatment equipment, sludge and rough particle dust garbage pretreatment equipment, loose garbage mixture manufacturing equipment and earth manufacturing equipment, wherein the straw sludge pretreatment equipment is used for performing stem removal and smashing on straws and mixing and stirring the straws and water-containing sludge to obtain a straw garbage and sludge mixture subjected to water removal and dust removal; the sludge and rough particle dust garbage pretreatment equipment is used for smashing rough particle dust garbage such as industrial tailing sand, building garbage, earthwork slag and pavement dust garbage and respectively mixing and stirring the garbage and the water-containing sludge; the loose garbage mixture manufacturing equipment is used for performing mixing rolling stirring and strong stirring on the straw garbage and ...

Composite reactive red dye

Pump cutting device having cutting and diversion functions

The invention relates to the technical field of water pumps, in particular to a cutting device capable of being attached on a pump for use and having cutting and diversion functions. The cutting device is characterized by comprising a cutting disc 1, a cutting tool 2, a blade type back cover plate 3, a wheel hub 4 and grooves 5. The cutting device consists of the cutting disc and the cutting tool, multiple semielliptical grooves are uniformly formed in the cutting disc, and the blade type back cover plate adopts an axial flow blade form, so that the cavitation resistance of the water pump can be prominently improved, and dirt can be prevented from depositing at the bottom of a pool to purify a sewage pool. The special structure of fitting the cutting tool and the blade type cover plate enables the hydraulic performance of a shredding device to become excellent and enables the water pump to achieve high efficiency and no blockage in a real sense.

Composite reactive red dye

The invention relates to a composite reactive red dye which is characterized by compositing 50-80 parts of dye shown in the formula (1), 10-20 parts of dye shown in the formula (2) and 10-30 parts of dye shown in the formula (3), wherein in the formula (1), the formula (2) and the formula (3), R1 is -H, -OCH3 or -CH3, R2 is one of the following formulas, and M is an alkali metal atom. The composite reactive red dye of the invention has stable performance, high solubility, high color fixing rate, good dyeing synchronism, good level-dyeing property and good color reproducibility, and is suitable for printing and dyeing cellulose fiber materials.

Application of smooth muscle cell CD38 as target spot in screening of drugs for preventing and treating vascular calcification

The invention discloses application of a smooth muscle cell CD38 as a target spot in screening of drugs for preventing and treating vascular calcification. According to the application of the smooth muscle cell CD38 serving as the target spot in screening of the medicine for preventing and treating the vascular calcification, the medicine inhibits a Wnt/beta-catenin signal channel and inhibits a BMP2-(p-Smad1/5/8) signal channel so as to prevent and treat the vascular calcification; the invention also provides application of the reagent for over-expressing CD38 in preparation of drugs for preventing and treating vascular calcification. The reagent can reduce smooth muscle cell calcification. According to the invention, the atherosclerosis intimal calcification model of the smooth muscle cell specific knockout CD38 is used for exploring the effect of the smooth muscle cell CD38 in vascular calcification; a molecular mechanism that smooth muscle cell CD38 deletion promotes vascular calcification ...

Marine shark pincers chain/rope limit mechanism

The invention relates to a marine shark pincers chain/rope limit mechanism comprising a box. Two symmetric pincer plate mechanisms are disposed on the box. The rear of each pincer plate mechanism is provided with a pinhole. A stop pin is disposed in each pinhole. The marine shark pincers chain/rope limit mechanism is characterized in that each stop pin is cylindrical, the lower outer wall of each stop pin is provided with a guide groove, each guide groove is formed by sequentially connecting an axial straight groove, a spiral groove, and an axial straight groove from top to bottom, and each spiral groove semi-peripherally spirals down along the outer wall of the corresponding stop pin. Guide posts are disposed inside the box and extend into the guide grooves of the stop pins. One side of the top end of each stop pin is provided with a radial stop plate. When the two stop pins are both at the lower limit positions, the stop plates on the stop pins are both opposite to a symmetric line and ...

Red reactive dyes containing fluorotriazine and preparation method and application thereof

The invention relates to a red reactive dyes containing fluorotriazine, which is characterized by having a structural general formula shown in the specification, wherein R1 and R2 are respectively one of formulas shown in the specification, wherein M refers to alkali metal, Na or K. The red reactive dyes containing fluorotriazine has the characteristics of high reactivity, high solubility, consumption rate and high fastness rate, has good dyeing levelness, diffusibility, compatibility and repeatability, has high fastness to chlorinated water and fastness to light, and is suitable for dyeing fibers, particularly cotton fibers.

Composition with hypoglycemic synergistic effect and application thereof

The invention discloses a composition with a hypoglycemic synergistic effect and application of the composition, and belongs to the technical field of food nutrition and health care and biological medicine. The composition comprises oyster peptide and an anthocyanin extract. The mass ratio of the oyster peptide to the anthocyanin extract is (1: 10)-(3: 1). Experiments prove that the composition disclosed by the invention has a remarkable synergistic effect of reducing blood sugar inside and outside, and the digestion stability is remarkably improved; animal experiments prove that the composition has a synergistic hypoglycemic effect on mice with type II diabetes, the hypoglycemic effect of the composition is more remarkable than that of single oyster peptide or anthocyanin, and the composition has no toxic effect on animals after being used for a long time; through in-vivo experiments, a partial synergistic hypoglycemic mechanism after the oyster peptide and the anthocyanin are combined ...