Recording medium with thin stabilization layer having high magnetic saturation and anisotropic field characteristics

A perpendicular recording medium with enhanced magnetic stability. In accordance with some embodiments, a multi-layer recording structure is formed on a base substrate and adapted to magnetically store a magnetic bit sequence in domains substantially perpendicular to said layers. A thin magnetic stabilization layer is formed on the multi-layer recording substrate to magnetically stabilize an upper portion of the recording structure.

Light-emitting material and method for preparing the same

Method for purifying and concentrating inactivated antigen of foot-and-mouth disease virus

A method for inactivated foot-and-mouth disease virus antigen purification and concentration, which relates to the field of biotechnology which includes the following steps of: (1) adding an adaptor protein with an amino acid sequence as shown in SEQ ID NO: 2 into the inactivated foot-and-mouth disease virus antigen, mixing evenly, and incubating; (2) adding a purified carrier, mixing evenly, and incubating the mixture, the purified carrier being a Lactococcus lactis skeleton; and (3) centrifuging and obtaining a precipitate.

LEASE CACHE MEMORY DEVICES AND METHODS

A processor includes at least one core and an instruction set logic including a plurality of lease cache memory instructions. At least one cache memory is operatively coupled to the at least one core. The at least one cache memory has a plurality of lease registers. A lease cache memory method and a software lease cache product are also described. 1. A processor comprising:at least one core and an instruction set logic including a plurality of lease cache memory instructions; andat least one cache memory operatively coupled to said at least one core, said at least one cache memory having a plurality of lease registers.2. The processor of claim 1 , wherein said at least one cache memory comprises a first-level cache.3. The processor of claim 1 , having a lease cache shared memory system comprising:a lease controller; anda lease cache memory operatively coupled to and controlled by said lease controller.4. The processor of claim 1 , wherein a lease cache shared memory system comprises for each of said at least one core:an occupancy counter; andan allocation register.5. The processor of claim 1 , wherein said instruction set logic comprises a processor instruction set architecture (ISA).6. The processor of claim 1 , wherein a lease cache shared memory system comprises an optimal steady state lease (OSL) statistical caching component.7. The processor of claim 1 , wherein a lease cache shared memory system comprises for each of said at least one core a space efficient approximate lease (SEAL) component.8. The processor of claim 7 , wherein a data structure of said lease cache shared memory system comprises a SEAL metadata.9. The processor of claim 7 , wherein said space efficient approximate lease (SEAL) component achieves an O(1) amortized insertion time and uses an O(M+1/α log L) space while ensuring that data stay in cache for no shorter than their lease and no longer than one plus some factor α times their lease claim 7 , where O is a time claim 7 , M is a number of ...

Bottle pushing mechanism for tunnel type sterilizing dryer

A bottle pushing mechanism for a tunnel type sterilizing dryer, includes a bottle pushing block (2) and at least one barb (5) cooperated with meshes of a transmitting mesh belt (1). The barb (5) is connected with the bottle pushing block (2). The bottle pushing block (2) could move along with the transmitting mesh belt (1) by the barb (5). The bottle pushing mechanism has a simple and compact structure, convenient installation, high reliability, good transmitting effect and no pollution.

Function-level redundancy detection and optimization

The present disclosure provides computer-executable tools which, implemented in a programming language library, may enable source code written using the library to be compiled to object code instrumented for function-level dynamic analysis of memory allocation functions. By tracking heap reads and writes of each target function, symbols may be mapped to memory addresses allocated therefor, and values of input arguments of functions may be mapped to values of output returns. Based on this information, pure functions which embody redundant computations across multiple executions thereof may be identified, while non-pure functions may be screened out. Among pure functions, candidate functions which are executed having the same arguments and returns across multiple executions thereof may be identified, and these functions may be re-compiled to generate object code wherein redundant subsequent executions are avoided, and return values from a first execution thereof are reused across subsequent executions, reducing computational cost.

Low molecular weight chitosan oligosaccharides and its preparation method

The present invention relates to low molecular weight chitosan oligosaccharides and its preparation method. Chitosan oligosaccharides were obtained under microwave irradiation assisted the electrolyte. The method of preparing chitosan oligosaccharides was described as follows: acid solvent containing electrolyte was added to chitosan. The reaction was performed at 480˜800 W for 3˜12 min. After irradiation ceased, the reaction liquid was cooled to room temperature. Then the solution was adjusted to neutrality with 1˜10 M NaOH or KOH and obtained the pale yellow floc. The processes of precipitation, filtering, desiccation and crushing are settled sequentially. Finally, chitosan oligosaccharides were obtained. Method of the present invention makes chitosan degrade to water-soluble chitosan oligosaccharides and it makes some inert substance become active. The method of the present invention can cut down energy consumption, decrease pollution and save time and raw materials. It has applying ...

MINT-CONTAINING COMPOSITE CELLULOSE FIBER AND PRODUCTION METHOD THEREOF

The present disclosure provides mint-containing composite cellulose fibers and production methods thereof. A mint-extract crude solution is prepared from a whole mint plant after at least one water extraction process and at least one ethanol extraction process to provide a mint-extract filtrate and mint-extract residues. The mint-extract filtrate is used as the mint-extract crude solution. The mint-extract crude solution is treated to prepare a mint-extract stock solution by at least a quenching process. A viscose spinning solution is prepared by mixing the mint-extract residues with one or more pulps selected from a cotton pulp, a wood pulp, a bamboo pulp, a wool pulp, a linen pulp, a silk pulp, a Tencel pulp, and a Modal pulp. The one or more pulps contain cellulose. A mint-viscose blend is prepared by dynamically mixing the mint-extract stock solution with the viscose spinning solution and then spun into the mint-containing composite cellulose fiber.

Variable cache for non-volatile memory

Examples herein involve a variable cache. An example variable cache controller obtains cache lines corresponding to accesses of a non-volatile memory of a system, monitors access history of the non-volatile memory, determines a number of distinct objects accessed in the access history during a time period from the object information, and sets a size of a variable cache of the system based on the number of distinct objects accessed in the access history during the time period.

Quaternized Carboxymethyl Chitosan Derivatives and Preparation Method Thereof

The invention relates to a novel kind of chitosan derivative, specifically to quaternized carboxymethyl chitosand derivatives and preparation method. Chitosan with different molecular weight reacts with chloroactic acid give rise to carboxymethyl chitosan. After reaction of Schiff based, deoxidized and quaternized, quaternized carboxymethyl chitosan is obtained. This kind of chitosan derivative have better water-solubility and better antifungal activity, which can used in the fields of medicine and agriculture.

Methods and systems for fetching data for an accelerator

The present disclosure provides methods, systems, and non-transitory computer readable media for fetching data for an accelerator. The methods include detecting an attempt to access a first page of data that is not stored on a primary storage unit of the accelerator, wherein the first page of data corresponds to part of an array with a number of dimensions; and responsive to detecting the attempt to access the first page of data: dividing the array into sub-arrays by: dividing the array into a number of 1st level sub-arrays, and dividing a first 1st level sub-array into a number of 2nd level sub-arrays, wherein the first 1st level sub-array contains the first page of data; selecting pages for prefetching, wherein selecting pages for prefetching includes selecting all pages in a first 2nd level sub-array for prefetching if the first 2nd level sub-array meets a page access volume condition, wherein the first 2nd level sub-array contains the first page of data; and transferring the first page of data and any pages of data selected for prefetching from a memory system connected to the accelerator into the primary storage unit.

Screen mirroring display method using layer orders of target controls and electronic device

A screen mirroring display method includes a destination device receiving a first message from a first source device and a second message from a second source device, where the first message includes a first drawing instruction. The first drawing instruction instructs the destination device to draw a first target control in a first interface displayed by the first source device. The second message includes a second drawing instruction. The second drawing instruction instructs the destination device to draw a second target control in a second interface displayed by the second source device. Then the destination device draws a screen mirroring interface according to the first drawing instruction and the second drawing instruction, where the screen mirroring interface includes the first target control and the second target control.

Parallel memory allocator employing liveness metrics

A liveness-based memory allocation module operating so that a program thread invoking the memory allocation module is provided with an allocation of memory including a reserve of free heap slots beyond the immediate requirements of the invoking thread. The module receives a parameter representing a thread execution window from an invoking thread; calculates a liveness metric based upon the parameter; calculates a reserve of memory to be passed to the invoking thread based upon the parameter; returns a block of memory corresponding to the calculated reserve of memory. Equations, algorithms, and sampling strategies for calculating liveness metrics are disclosed, as well as a method for adaptive control of the module to achieve a balance between memory efficiency and potential contention as specified by a single control parameter.

Screen Mirroring Display Method and Electronic Device

A screen mirroring display method includes a destination device receiving a first message from a first source device and a second message from a second source device, where the first message includes a first drawing instruction. The first drawing instruction instructs the destination device to draw a first target control in a first interface displayed by the first source device. The second message includes a second drawing instruction. The second drawing instruction instructs the destination device to draw a second target control in a second interface displayed by the second source device. Then the destination device draws a screen mirroring interface according to the first drawing instruction and the second drawing instruction, where the screen mirroring interface includes the first target control and the second target control. 1. A method implemented by a destination device , wherein the method comprises:receiving, from a first source device, a first message comprising a first drawing instruction instructing to draw one or more first target controls, wherein each of the one or more first target controls is a control in a first interface displayed by the first source device;receiving, from a second source device, a second message comprising a second drawing instruction instructing to draw one or more second target controls, wherein each of the one or more second target controls is a control in a second interface displayed by the second source device; anddrawing, according to the first drawing instruction and the second drawing instruction, a screen mirroring interface comprising the one or more first target controls and the one or more second target controls.2. The method of claim 1 , wherein the first message further comprises first view information comprising a first layer order of the one or more first target controls in the screen mirroring interface claim 1 , wherein the second message further comprises second view information comprising a second layer order ...

Mint-containing composite cellulose fiber and production method thereof

The present disclosure provides mint-containing composite cellulose fibers and production methods thereof. A mint-extract crude solution is prepared from a whole mint plant after at least one water extraction process and at least one ethanol extraction process to provide a mint-extract filtrate and mint-extract residues. The mint-extract filtrate is used as the mint-extract crude solution. The mint-extract crude solution is treated to prepare a mint-extract stock solution by at least a quenching process. A viscose spinning solution is prepared by mixing the mint-extract residues with one or more pulps selected from a cotton pulp, a wood pulp, a bamboo pulp, a wool pulp, a linen pulp, a silk pulp, a Tencel pulp, and a Modal pulp. The one or more pulps contain cellulose. A mint-viscose blend is prepared by dynamically mixing the mint-extract stock solution with the viscose spinning solution and then spun into the mint-containing composite cellulose fiber.

Methods and systems for fetching data for an accelerator

The present disclosure provides methods, systems, and non-transitory computer readable media for fetching data for an accelerator. The methods include detecting an attempt to access a first page of data that is not stored on a primary storage unit of the accelerator; and responsive to detecting the attempt to access the first page of data: assessing activity of the accelerator; determining, based on the assessed activity of the accelerator, a prefetch granularity size; and transferring a chunk of contiguous pages of data of the prefetch granularity size from a memory system connected to the accelerator into the primary storage unit, wherein the transferred chunk of contiguous pages of data include the first page of data.

Bottle Pushing Mechanism for Tunnel Type Sterilizing Dryer

A bottle pushing mechanism for a tunnel type sterilizing dryer, includes a bottle pushing block () and at least one barb () cooperated with meshes of a transmitting mesh belt (). The barb () is connected with the bottle pushing block (). The bottle pushing block () could move along with the transmitting mesh belt () by the barb (). The bottle pushing mechanism has a simple and compact structure, convenient installation, high reliability, good transmitting effect and no pollution. 14-. (canceled)5. A bottle pushing mechanism for a tunnel type sterilizing dryer , comprising: a bottle pushing block and at least one barb cooperated with meshes of a transmitting belt , wherein said barb is connected with said bottle pushing block , said bottle pushing block could move along with said transmitting mesh belt by said barb.6. The bottle pushing mechanism for the tunnel type sterilizing dryer claim 5 , as recited in claim 5 , wherein a middle portion of said barb is hinged on said bottle pushing block claim 5 , one end of said barb is connected with a first end of a tension spring claim 5 , and a second end of said tension spring is fixed on said bottle pushing block.7. The bottle pushing mechanism for the tunnel type sterilizing dryer claim 6 , as recited in claim 6 , wherein said tension spring is connected with said bottle pushing block via a nut pin and an adjusting screw claim 6 , wherein a threaded hole is provided on a side of said nut pin claim 6 , a first end of said adjusting screw is fixed on said bottle pushing block claim 6 , and a second end of said adjusting screw is sleeved in said threaded hole.8. The bottle pushing mechanism for the tunnel type sterilizing dryer claim 5 , as recited in claim 5 , wherein one end of said barb which is cooperated with said meshes is an inverted triangle in shape.9. The bottle pushing mechanism for the tunnel type sterilizing dryer claim 6 , as recited in claim 6 , wherein one end of said barb which is cooperated with said ...

VARIABLE CACHE FOR NON-VOLATILE MEMORY

Examples herein involve a variable cache. An example variable cache controller obtains cache lines corresponding to accesses of a non-volatile memory of a system, monitors access history of the non-volatile memory, determines a number of distinct objects accessed in the access history during a time period from the object information, and sets a size of a variable cache of the system based on the number of distinct objects accessed in the access history during the time period. 1. A non-transitory machine readable storage medium comprising instructions that , when executed , cause a machine to at least:obtain cache lines corresponding to accesses of a non-volatile memory of a system;monitor access history of the non-volatile memory, the access history comprising object information of the non-volatile memory accesses;determine a number of distinct objects accessed in the access history during a time period from the object information; andset a size of a variable cache of the system based on the number of distinct objects accessed in the access history during the time period.2. The non-transitory machine readable storage medium of claim 1 , wherein the instructions claim 1 , when executed claim 1 , further cause the machine to:determine a miss ratio curve from the object information of the access history for the time period based on a previous size of the variable cache, the miss ratio curve to indicate the number of cache misses based on a size of the variable cache during the time period.3. The non-transitory machine readable storage medium of claim 2 , wherein the instructions claim 2 , when executed claim 2 , further cause the machine to:perform a footprint calculation of the access history during the time period from the object information of the access history during the time period to determine the miss ratio curve, the footprint calculation to provide an average number of distinct objects accessed during the time period.4. The non-transitory machine readable ...

Low molecular weight chitosan oligosaccharides and its preparation method

The present invention relates to low molecular weight chitosan oligosaccharides and its preparation method. Chitosan oligosaccharides were obtained under microwave irradiation assisted the electrolyte. The method of preparing chitosan oligosaccharides was described as follows: acid solvent containing electrolyte was added to chitosan. The reaction was performed at 480˜800 W for 3˜12 min. After irradiation ceased, the reaction liquid was cooled to room temperature. Then the solution was adjusted to neutrality with 1˜10 M NaOH or KOH and obtained the pale yellow floc. The processes of precipitation, filtering, desiccation and crushing are settled sequentially. Finally, chitosan oligosaccharides were obtained. Method of the present invention makes chitosan degrade to water-soluble chitosan oligosaccharides and it makes some inert substance become active. The method of the present invention can cut down energy consumption, decrease pollution and save time and raw materials. It has applying perspective of industry and potentiality of extensive market.

METHOD AND DEVICE OF DISPLAYING A PROGRESS BAR, COMPUTING DEVICE, AND READABLE STORAGE MEDIUM

Techniques of generating and displaying an attention curve relative to a progress bar are described in the present disclosure. The disclosed techniques include sending a request for acquiring a target video that is divided into a plurality of predetermined time period; receiving data comprising a number of comment events and a number of drag progress bar events within each preset time period of the target video; determining an attention value corresponding each predetermined time period based on the number of the comment events and the number of the drag progress bar events within each predetermined time period of the target video; generating an attention curve based on a plurality of attention values corresponding to the plurality of predetermined time periods of the target video; and displaying the attention curve relative to a progress bar, wherein amplitude values of the attention curve relative to the progress bar are in proportion to the plurality of attention values corresponding to the plurality of predetermined time periods of the target video. 1. A method of displaying an attention curve relative to a progress bar , comprising:sending a request for acquiring a target video by a client computing device;receiving data associated with the target video, wherein the target video is divided into a plurality of predetermined time periods, and the data comprise a number of comment events and a number of dragging progress bar events within each predetermined time period of the target video;determining an attention value corresponding to each predetermined time period based on the number of comment events and the number of dragging progress bar events within each predetermined time period of the target video;generating an attention curve based on a plurality of attention values corresponding to the plurality of predetermined time periods of the target video; anddisplaying the attention curve relative to a progress bar, wherein amplitude values of the attention curve ...

Large transfusion filing and corking machine

A large transfusion filling and corking machine includes a frame unit, an electric control unit, a bottle-in unit, a following and filling unit, a nitrogen-charging and corking unit, and a bottle-out transfer wheel unit. The bottle-in unit, the following and filling unit, the nitrogen-charging and corking unit, and the bottle-out transfer wheel unit are mounted on the frame unit and connected by turns. The nitrogen-charging and corking unit is connected with a cork-delivering unit. A nitrogen-precharging unit is arranged between the bottle-in unit and the following and filling unit, which is connected with the bottle-in unit through a bottle-in transfer wheel unit, and connected with the following and filling unit through a transitional transfer wheel unit.

RECORDING MEDIUM WITH THIN STABILIZATION LAYER HAVING HIGH MAGNETIC SATURATION AND ANISOTROPIC FIELD CHARACTERISTICS

A perpendicular recording medium with enhanced magnetic stability. In accordance with some embodiments, a multi-layer recording structure is formed on a base substrate and adapted to magnetically store a magnetic bit sequence in domains substantially perpendicular to said layers. A thin magnetic stabilization layer is formed on the multi-layer recording substrate to magnetically stabilize an upper portion of the recording structure. 1. A perpendicular data recording medium , comprising:a multi-layer recording structure formed on a base substrate and adapted to magnetically store a magnetic bit sequence in domains substantially perpendicular to said layers; anda thin magnetic stabilization layer formed on the multi-layer recording substrate to magnetically stabilize an upper portion of the recording structure.24060. The medium of claim 1 , in which the magnetic stabilization layer comprises a thin layer of continuous claim 1 , hard magnetic material with a thickness of from about to angstroms.3. The medium of claim 1 , in which the magnetic stabilization layer comprises a non-zero boron (B) content of less than about 6%.4. The medium of claim 3 , in which the magnetization stabilization layer further comprises a platinum (Pt) content of about 20-25%.5. The medium of claim 1 , in which the magnetic stabilization layer provides a magnetic saturation level of greater than about 600 600 eμ/cmand anisotropic field strengths (Hk) of greater than about 15 claim 1 ,000 Oersteds (Oe).6. The medium of claim 1 , in which the recording structure is an ECC+CGC recording structure.7. The medium of claim 1 , in which the recording structure comprises a soft underlayer claim 1 , at least one intermediate layer claim 1 , and at least one magnetic recording layer claim 1 , wherein the magnetic stabilization layer is formed on a topmost one of the at least one magnetic recording layer.81. The medium of claim 7 , in which the magnetic stabilization layer has a thickness that is less ...

FUNCTION-LEVEL REDUNDANCY DETECTION AND OPTIMIZATION

The present disclosure provides computer-executable tools which, implemented in a programming language library, may enable source code written using the library to be compiled to object code instrumented for function-level dynamic analysis of memory allocation functions. By tracking heap reads and writes of each target function, symbols may be mapped to memory addresses allocated therefor, and values of input arguments of functions may be mapped to values of output returns. Based on this information, pure functions which embody redundant computations across multiple executions thereof may be identified, while non-pure functions may be screened out. Among pure functions, candidate functions which are executed having the same arguments and returns across multiple executions thereof may be identified, and these functions may be re-compiled to generate object code wherein redundant subsequent executions are avoided, and return values from a first execution thereof are reused across subsequent executions, reducing computational cost. 1. A method comprising:compiling target source code written in a programming language library to output target object code;performing instrumentation upon calls to memory allocation functions in the target source code; andmapping symbols causing heap access in the target object code to ranges of memory dynamically allocated for those symbols.2. The method of claim 1 , further comprising screening potentially pure functions of the target object code from non-pure functions thereof; andperforming instrumentation upon each potentially pure function which has not been screened out.3. The method of claim 1 , further comprising acquiring values of input parameters of a target function prior to execution of the target function;acquiring values of output returns of the target function after execution of the target function;determining candidate functions for return value reuse; andadding each target function marked as a candidate for return value ...

Method and device of displaying a progress bar, computing device, and readable storage medium

Techniques of generating and displaying an attention curve relative to a progress bar are described in the present disclosure. The disclosed techniques include sending a request for acquiring a target video that is divided into a plurality of predetermined time period; receiving data comprising a number of comment events and a number of drag progress bar events within each preset time period of the target video; determining an attention value corresponding each predetermined time period based on the number of the comment events and the number of the drag progress bar events within each predetermined time period of the target video; generating an attention curve based on a plurality of attention values corresponding to the plurality of predetermined time periods of the target video; and displaying the attention curve relative to a progress bar, wherein amplitude values of the attention curve relative to the progress bar are in proportion to the plurality of attention values corresponding ...

Multimedia file processing

Techniques for processing a multimedia file in real-time are described herein. The disclosed techniques include receiving a plurality of fragments of a multimedia file by a data stream conversion service, wherein the data stream conversion service receives a first fragment containing metadata of the multimedia file and then receives other fragments of the multimedia file in a predetermined order; sending a notification message to a message queue by the data stream conversion service in response to receiving the first fragment, wherein the notification message includes the metadata of the multimedia file and a corresponding Hyper Text Transfer Protocol (HTTP) interface address; obtaining the notification message from the message queue by an encoding and decoding service; and processing the other fragments of the multimedia file based at least in part on the notification message by the encoding and decoding service.

REHABILITATION ROBOT AND REHABILITATION SYSTEM

A rehabilitation robot comprises an upper limb rehabilitation device comprising a shoulder width adjusting device for adjusting a shoulder width of the rehabilitation robot, a right arm device and a left arm device, the right arm device and the left arm device are disposed at two sides of the shoulder width adjusting device, respectively; and a lower limb rehabilitation device connected to the upper limb rehabilitation device.

Perpendicular recording medium with oxide gradient layer

Apparatus for recording data and method for making the same. In accordance with some embodiments, a recording layer is supported by a substrate. The recording layer has a granular magnetic recording layer with a first oxide content, a continuous magnetic recording layer with nominally no oxide content, and an oxide gradient layer disposed between the respective granular magnetic recording layer and the continuous magnetic recording layer. The oxide gradient layer has a second oxide content less than the first oxide content of the granular layer.

Creation Method of Multimedia Service and System Thereof

The present invention relates to a method for creating multimedia services comprising: creating a signaling link between the first node and the second node; and the second node negotiating multimedia with the first node via the signaling link to establish a media channel for transmitting stream of the multimedia services and complete creation of the multimedia services at the second node. The present invention also relates to a system for creating multimedia services. Therefore, the present invention allows the signaling link between the first node and the second node to be established and to be used for multimedia negotiation to create the media channel and complete the creation of the multimedia services at the second node so as to implement the unified creation of the multimedia services and simplify the scheduling of the multimedia stream. 1. A method for creating multimedia services comprising:establishing a signaling link between a first node and a second node; andthe second node negotiating multimedia with the first node via the signaling link to establish a media channel for transmitting stream of the multimedia services and complete creation of the multimedia services at the second node.2. The method according to claim 1 , before the step of establishing the signaling link between the first node and the second node claim 1 , the method further comprising:the first node receiving a first creating message of creating the multimedia services, the first creating message containing a service type and storage attribute of the multimedia services designated for the first node; andcompleting creation of the multimedia services at the first node based on the service type and storage attribute.3. The method according to claim 1 , wherein the step of establishing the signaling link between the first node and the second node comprises:the second node receiving a second creating message of creating the multimedia services, the second creating message containing the same ...

Positioning device for production line of large and soft infusion bag

A positioning device for a production line of a large and soft infusion bag comprises a driving cylinder (4) and a locating fork (5). The telescoping end of the driving cylinder (4) is connected to one end of the locating fork (5), and the other end of the locating fork (5) is fixed between a soft bag connector nip (2) on the large and soft transfusion bag production line and a filing mouth (1). A stress plate (51) is fixed below the locating fork (5), and located below the soft bag connector nip (2). The device has a simple and compact structure, is inexpensive and reliable to use, and can effectively protect pins, so as to prolong the service life of the pins.

Methods and systems for managing an accelerator's primary storage unit

The present disclosure provides methods, systems, and non-transitory computer readable media for managing a primary storage unit of an accelerator. The methods include assessing activity of the accelerator; assigning, based on the assessed activity of the accelerator, a lease to a group of one or more pages of data on the primary storage unit, wherein the assigned lease indicates a lease duration; and marking, in response to the expiration of the lease duration indicated by the lease, the group of one or more pages of data as an eviction candidate.

Large Transfusion Filing and Corking Machine

A large transfusion filling and corking machine includes a frame unit, an electric control unit, a bottle-in unit, a following and filling unit, a nitrogen-charging and corking unit, and a bottle-out transfer wheel unit. The bottle-in unit, the following and filling unit, the nitrogen-charging and corking unit, and the bottle-out transfer wheel unit are mounted on the frame unit and connected by turns. The nitrogen-charging and corking unit is connected with a cork-delivering unit. A nitrogen-precharging unit is arranged between the bottle-in unit and the following and filling unit, which is connected with the bottle-in unit through a bottle-in transfer wheel unit, and connected with the following and filling unit through a transitional transfer wheel unit.

Compiler and method for global-scope basic-block reordering

An embodiment method of global scope basic-block reordering includes profiling an application having a source code decomposable into a plurality of basic-blocks. The profiling yields a global basic-block sequence. The method also includes generating a hierarchical locality model according to the global basic-block sequence. The method also includes generating a target code according to the hierarchical locality model.

PERPENDICULAR RECORDING MEDIUM WITH OXIDE GRADIENT LAYER

Apparatus for recording data and method for making the same. In accordance with some embodiments, a recording layer is supported by a substrate. The recording layer has a granular magnetic recording layer with a first oxide content, a continuous magnetic recording layer with nominally no oxide content, and an oxide gradient layer disposed between the respective granular magnetic recording layer and the continuous magnetic recording layer. The oxide gradient layer has a second oxide content less than the first oxide content of the granular layer. 1. An apparatus comprising:a substrate; anda recording layer supported by the substrate comprising a granular magnetic recording layer having a first oxide content, a continuous magnetic recording layer having nominally no oxide content, and an oxide gradient layer disposed between the respective granular magnetic recording layer and the continuous magnetic recording layer having a second oxide content less than the first oxide content of the granular layer.2. The apparatus of claim 1 , wherein the continuous magnetic recording layer is a continuous granular composite (CGC) layer.3. The apparatus of claim 1 , wherein the granular magnetic recording layer comprises a magnetic material claim 1 , a non-magnetic material and oxide claim 1 , wherein the oxide is about 15-30 vol %.4. The apparatus of claim 3 , wherein the oxide is about 20-25 vol %.5. The apparatus of claim 3 , wherein the oxide gradient layer comprises a magnetic material and oxide claim 3 , wherein the oxide is about 5-15 vol %.6. The apparatus of claim 5 , wherein the oxide is about 6-12 vol %.7. The apparatus of claim 5 , wherein the oxide is about 5-10 vol %.8. The apparatus of claim 1 , wherein the granular magnetic recording layer and the oxide gradient layer share a common elemental construction apart from different amounts of oxide in the respective layers.9. The apparatus of claim 1 , wherein the oxide gradient layer has a thickness significantly less ...

Compiler and Method for Global-Scope Basic-Block Reordering

An embodiment method of global scope basic-block reordering includes profiling an application having a source code decomposable into a plurality of basic-blocks. The profiling yields a global basic-block sequence. The method also includes generating a hierarchical locality model according to the global basic-block sequence. The method also includes generating a target code according to the hierarchical locality model. 1. A method of global scope basic-block reordering , comprising:profiling an application having a source code decomposable into a plurality of basic-blocks, wherein the profiling yields a global basic-block sequence;generating a hierarchical locality model according to the global basic-block sequence; andgenerating a target code according to the hierarchical locality model.2. The method of wherein the generating the hierarchical locality model and the generating the target code are carried out at a compile-time.3. The method of wherein the profiling comprises:inserting instrumentation code into an intermediate representation of the source code;generating a testing code according to the intermediate representation; andexecuting the testing code, wherein the executing generates global basic-block execution traces corresponding to the plurality of basic-blocks.4. The method of wherein the profiling further comprises:collecting the global basic-block execution traces; andsampling the global basic-block execution traces.5. The method of wherein the profiling further comprises forming the global basic-block sequence according to samples of the global basic-block execution traces.6. The method of wherein the global basic-block execution traces comprise respective basic-block information.7. The method of wherein the respective basic-block information includes a basic-block name.8. The method of wherein the generating the hierarchical locality model comprises determining an affinity between each unique pair of the plurality of basic-blocks according to the ...

METHODS AND SYSTEMS FOR MANAGING AN ACCELERATOR'S PRIMARY STORAGE UNIT

The present disclosure provides methods, systems, and non-transitory computer readable media for managing a primary storage unit of an accelerator. The methods include assessing activity of the accelerator; assigning, based on the assessed activity of the accelerator, a lease to a group of one or more pages of data on the primary storage unit, wherein the assigned lease indicates a lease duration; and marking, in response to the expiration of the lease duration indicated by the lease, the group of one or more pages of data as an eviction candidate. 1. A method for managing a primary storage unit of an accelerator , the method comprising:assessing activity of the accelerator;assigning, based on the assessed activity of the accelerator, a lease to a group of one or more pages of data on the primary storage unit, wherein the assigned lease indicates a lease duration; andmarking, in response to the expiration of the lease duration indicated by the lease, the group of one or more pages of data as an eviction candidate.2. The method of claim 1 , further comprising:reassessing the activity of the accelerator; andupdating, based on the reassessed activity of the accelerator, the lease duration indicated by the lease assigned to the group of one or more pages.3. The method of claim 1 , wherein reassessing the activity of the accelerator and updating the lease duration lease occurs when:one of the pages in the group of one or more pages is referenced,a page not in the group of one or more pages is referenced,a threshold amount of time has passed,a threshold amount of time has passed without the lease being reevaluated, oran update epoch is reached.4. The method of claim 1 , further comprising:determining, based on the assessed activity of accelerator, a page prefetch amount; and the group of one or more pages contains one or more referenced pages and zero or more prefetched pages, and', 'the amount of prefetched pages retrieved is based on the page prefetch amount., ' ...

METHODS AND SYSTEMS FOR FETCHING DATA FOR AN ACCELERATOR

The present disclosure provides methods, systems, and non-transitory computer readable media for fetching data for an accelerator. The methods include detecting an attempt to access a first page of data that is not stored on a primary storage unit of the accelerator; and responsive to detecting the attempt to access the first page of data: assessing activity of the accelerator; determining, based on the assessed activity of the accelerator, a prefetch granularity size; and transferring a chunk of contiguous pages of data of the prefetch granularity size from a memory system connected to the accelerator into the primary storage unit, wherein the transferred chunk of contiguous pages of data include the first page of data. 1. A method for fetching data for an accelerator , the method comprising:detecting an attempt to access a first page of data that is not stored on a primary storage unit of the accelerator; and assessing activity of the accelerator;', 'determining, based on the assessed activity of the accelerator, a prefetch granularity size; and', 'transferring a chunk of contiguous pages of data of the prefetch granularity size from a memory system connected to the accelerator into the primary storage unit, wherein the transferred chunk of contiguous pages of data include the first page of data., 'responsive to detecting the attempt to access the first page of data2. The method of claim 1 , wherein the prefetch granularity size is based on a previous prefetch granularity size used in responding to a previous page fault caused by a triggering kernel.3. The method of claim 1 , further comprising:detecting a second attempt to access a second page of data that is not stored on a primary storage unit of the accelerator; andbased on the proximity of the first page of data and second page of data, coalescing the page faults and setting the prefetch granularity size such that the chunk of contiguous pages of data includes the first page of data and the second page of ...

Numa system and method of migrating pages in the system

Remote access latency in a non-uniform memory access (NUMA) system is substantially reduced by monitoring which NUMA nodes are accessing which local memories, and migrating memory pages from the local memory in a first NUMA node to the local memory in a hot NUMA node when the hot NUMA node is frequently accessing the local memory in the first NUMA node.

METHODS AND SYSTEMS FOR FETCHING DATA FOR AN ACCELERATOR

The present disclosure provides methods, systems, and non-transitory computer readable media for fetching data for an accelerator. The methods include detecting an attempt to access a first page of data that is not stored on a primary storage unit of the accelerator, wherein the first page of data corresponds to part of an array with a number of dimensions; and responsive to detecting the attempt to access the first page of data: dividing the array into sub-arrays by: dividing the array into a number of 1st level sub-arrays, and dividing a first 1st level sub-array into a number of 2nd level sub-arrays, wherein the first 1st level sub-array contains the first page of data; selecting pages for prefetching, wherein selecting pages for prefetching includes selecting all pages in a first 2nd level sub-array for prefetching if the first 2nd level sub-array meets a page access volume condition, wherein the first 2nd level sub-array contains the first page of data; and transferring the first page of data and any pages of data selected for prefetching from a memory system connected to the accelerator into the primary storage unit. 1. A method for fetching data for an accelerator , the method comprising:detecting an attempt to access a first page of data that is not stored on a primary storage unit of the accelerator, wherein the first page of data corresponds to part of an array with a number of dimensions; and [ dividing the array into a number of 1st level sub-arrays, and', 'dividing a first 1st level sub-array into a number of 2nd level sub-arrays,, 'dividing the array into sub-arrays by, 'wherein the first 1st level sub-array contains the first page of data;', 'selecting pages for prefetching, wherein selecting pages for prefetching includes selecting all pages in a first 2nd level sub-array for prefetching if the first 2nd level sub-array meets a page access volume condition, wherein the first 2nd level sub-array contains the first page of data; and', 'transferring the ...

METHOD FOR PURIFYING AND CONCENTRATING INACTIVATED ANTIGEN of FOOT-AND-MOUTH DISEASE VIRUS

A method for inactivated foot-and-mouth disease virus antigen purification and concentration, which relates to the field of biotechnology which includes the following steps of: (1) adding an adaptor protein with an amino acid sequence as shown in SEQ ID NO: 2 into the inactivated foot-and-mouth disease virus antigen, mixing evenly, and incubating; (2) adding a purified carrier, mixing evenly, and incubating the mixture, the purified carrier being a lactococcus lactis skeleton; and (3) centrifuging and obtaining a precipitate.

MULTIMEDIA FILE PROCESSING

Techniques for processing a multimedia file in real-time are described herein. The disclosed techniques include receiving a plurality of fragments of a multimedia file by a data stream conversion service, wherein the data stream conversion service receives a first fragment containing metadata of the multimedia file and then receives other fragments of the multimedia file in a predetermined order; sending a notification message to a message queue by the data stream conversion service in response to receiving the first fragment, wherein the notification message includes the metadata of the multimedia file and a corresponding Hyper Text Transfer Protocol (HTTP) interface address; obtaining the notification message from the message queue by an encoding and decoding service; and processing the other fragments of the multimedia file based at least in part on the notification message by the encoding and decoding service. 1. A method of processing multimedia files , comprising:receiving, by a data stream conversion service, a plurality of fragments of at least a multimedia file, wherein the data stream conversion service first receives a first fragment containing metadata of the at least a multimedia file and subsequently receives other fragments of the at least a multimedia file in a predetermined order;sending, by the data stream conversion service, a notification message to a message queue in response to receiving the first fragment, wherein the notification message includes the metadata of the at least a multimedia file and a corresponding Hyper Text Transfer Protocol (HTTP) interface address;obtaining, by an encoding and decoding service, the notification message from the message queue; andprocessing, by the encoding and decoding service, the other fragments of the at least a multimedia file based at least in part on the notification message.2. The method of claim 1 , wherein the data stream conversion service comprises a data stream main thread and at least a HTTP ...

Agricultural bactericides and the use thereof

Substation equipment identification information acquisition terminal

本实用新型公开了一种变电站设备识别信息采集终端，属于电力检修技术领域，包括电源，电源的第一端与图像采集模块的第二端相连接；图像采集模块的第一端与图像处理模块的第二端相连接；图像处理模块的第一端与电源的第二端相连接；图像采集模块包括红外热像仪，承载基座，图像存储单元和信号传输单元；图像处理模块包括滤波器，图像处理器，HSV模型生成器，设置在HSV模型生成器输出端的S通道。本实用新型解决了以往手持式红外热像仪的不便，避免了人工操作带来的安全隐患，能够检测到设备发热时状态，及时发现发热设备，并且对采集到的图像进行处理，改善图像质量，为后期进行的变电站设备检测和精确判断，打下基础。

Long decay luminescent material

Long decay luminescent materials having improved long decay time and improved high brightness is represented by the formula as Sr 0 .9995 ˜ 0 .998 Eu 0 .0005 ˜ 0 .002)Al 2 O 4 ·(Sr 0 .9995 ˜ 0 .998 Eu 0 .0005 ˜ 0 .002)O ·n(Al 1-a-b B b Dy a ) 2 O 3 in it a=0.0005˜0.0002, b=0.0001˜0.35, n=1˜8 and the method for manufacturing the long decay luminescent materials is characterized in heating the raw materials as SrCo 3 , α type alumina, γ type alumina, boron-containing compound, Eu 2 O 3 and Dy 2 O 3 gradually from 400° C. up to 1250° C.˜1600° C. during 7˜10 hours, firing it at 1250° C.˜1600° C. for 3˜5 hours and then cooing it gradually from 1250° C.˜1600° C. down to 200° C. during 7˜10 hours and the heating, firing and cooling processes are all conducted under the condition of existence of carbon.

Screen projection display method and electronic device

A screen mirroring display method and an electronic device are provided, and relate to the field of terminal technologies. A destination device can simultaneously display display content in a plurality of source devices, so that a display effect and user experience of screen mirroring display between a plurality of devices are improved. The method includes: receiving, by the destination device, a first message sent by a first source device, where the first message includes a first drawing instruction, the first drawing instruction is an instruction used to draw one or more first target controls, and the first target control is a control in a first interface displayed by the first source device; receiving, by the destination device, a second message sent by a second source device, where the second message includes a second drawing instruction, the second drawing instruction is an instruction used to draw one or more second target controls, and the second target control is a control in a second interface displayed by the second source device; and drawing, by the destination device, a screen mirroring interface according to the first drawing instruction and the second drawing instruction, where the screen mirroring interface includes the first target control and the second target control.

Molecular Marker AhyRscc Closely Linked with Peanut Dark Red Seed Coat and Application of Molecular Marker AhyRscc

The present invention discloses a molecular marker AhyRscc closely linked with peanut dark red seed coat and application of the molecular marker AhyRscc, which belong to the field of agricultural biotechnologies. Specific primer pairs of the molecular marker AhyRscc include primers with nucleotide sequences as shown in SEQ ID NO:1 and SEQ ID NO:2. The molecular marker disclosed by the present invention can effectively identify dark red seed coat of the peanuts, so that on one hand, fine mapping, separating and cloning of genes can be realized, on the other hand, an important application value is achieved in molecular breeding and quality improvement of the peanuts.

New mining method suitable for synchronously mining large and thick ore body with multiple stopes

Perpendicular magnetic recording medium with low exchange coupling

A perpendicular magnetic recording medium (100) having a recording layer (108) with low exchange coupling. In some embodiments, the perpendicular magnetic recording medium is provided with a granular magnetic recording layer (114) comprising an alloy of cobalt (Co), platinum (Pt) and a platinum group metal element to decrease intra-layer exchange coupling between adjacent grains.

Browser-based frame extraction method and system

Embodiments of the present application provide a browser-based frame extraction method. The method includes: monitoring a target operation of a user on a target page of a browser; obtaining a local video file associated with the target operation; and extracting a plurality of target frames from the local video file using a WebAssembly video parser in the browser. This disclosure enables a browser to independently complete operations such as frame extraction on videos in various encoding formats so as to reduce server load.

Threshing and cleaning device combining inertia and electrostatic field, and combine harvester

Methods and systems for managing an accelerator's primary storage unit

The present disclosure provides methods, systems, and non-transitory computer readable media for managing a primary storage unit of an accelerator. The methods include assessing activity of the accelerator; assigning, based on the assessed activity of the accelerator, a lease to a group of one or more pages of data on the primary' storage unit, wherein the assigned lease indicates a lease duration; and marking, in response to the expiration of the lease duration indicated by the lease, the group of one or more pages of data as an eviction candidate.

Real-time monitoring system and modeling method for the shape of goaf in mines

The present invention discloses a real-time monitoring system and modeling method for the shape of goaf in mines, belonging to the field of mining goaf detection technology. The present invention includes a data acquisition module, a personnel positioning module, an information transmission module, and a data analysis module. A laser probe, a digital compass, and a tilt sensor are embedded in a miner's lamp, and then installed on a safety helmet; the data acquisition interval time is set, and the goaf is randomly scanned by underground workers at different positions or perspectives; then, the real coordinates of the scanning points in the goaf are calculated using the underground personnel positioning system and program, and data units and “conical” solid elements are established, and the constructed solid elements are gradually merged until the detection accuracy requirements for the goaf are met. The present invention is easy to operate, highly informationized, has small measurement errors, and with timely updated data. It can accurately monitor the shape changes of goaf during the mining process, quickly update the digital model of goaf, and provide data support for numerical analysis of goaf stability.

Managing data stored in a cache using a reinforcement learning agent

Managing data stored in a cache using a reinforcement learning agent may include: determining a set of current state observations with respect to a cache, wherein the set of current state observations is determined based on historical cache accesses to the cache; inputting the set of current state observations into an actor network of a reinforcement learning (RL) agent to obtain an action output by the actor network, wherein the RL agent is configured to manage data stored at the cache; inputting the set of current state observations and the action into a critic network of the RL agent to obtain a score corresponding to the action from the critic network; causing the RL agent to perform the action with respect to managing the data stored at the cache; using the score to update the actor network; and using a reward corresponding to the action to update the critic network.

Gas pressure protection device, ventilation and deodorization system, and deep drainage tunnel

Disclosed is a gas pressure protection device (100), comprising a liquid sealing chamber (1), wherein the liquid sealing chamber (1) comprises a liquid sealing area (11) and a washing-gas pressure relief area (12); the liquid sealing area (11) comprises a first gas portion (111) and a first liquid portion (112) which are arranged in a stacked manner; the washing-gas pressure relief area (12) comprises a second gas portion (121) and a second liquid portion (122) which are arranged in a stacked manner; and the first liquid portion (112) and the second liquid portion (122) are used for accommodating a liquid sealing medium. The first liquid portion (112) is in communication with the second liquid portion (122), the first gas portion (111) is in communication with an air output channel of the ventilation and deodorization system, and the second gas portion (121) is in communication with the outside atmosphere. It can be ensured that the gas pressure in the air output channel is in a safe pressure range; meanwhile, a water washing effect is exerted, and the odor concentration of the escape gas is reduced. Further disclosed are a ventilation and deodorization system comprising the gas pressure protection device, and a deep drainage tunnel comprising the ventilation and deodorization system.

Managing data stored in a cache using a reinforcement learning agent

Managing data stored in a cache using a reinforcement learning agent is disclosed, including: determining a set of current state observations with respect to a cache, wherein the set of current state observations is determined based on historical cache accesses to the cache; inputting the set of current state observations into an actor network of a reinforcement learning (RL) agent to obtain an action output by the actor network, wherein the RL agent is configured to manage data stored at the cache; inputting the set of current state observations and the action into a critic network of the RL agent to obtain a score corresponding to the action from the critic network; causing the RL agent to perform the action with respect to managing the data stored at the cache; using the score to update the actor network; and using a reward corresponding to the action to update the critic network.

Self-adaptive balancing device suitable for threshing cylinder of combine harvester and control strategy therefor

A self-adaptive balancing device suitable for a threshing cylinder of a combine harvester. The self-adaptive balancing device is provided at one end of a threshing spindle and comprises electromagnets, housings, supporting plates, bearings, magnetic plates, counterweight discs, permanent magnets and a middle magnetic plate; the middle magnetic plate is mounted on the threshing spindle, and the bearings are respectively mounted on the threshing spindle at two sides of the middle magnetic plate; each counterweight disc is mounted on an outer ring of each bearing, and the counterweight disc is a counterweight disc having an eccentric center; a plurality of through holes are uniformly distributed in the circumferential direction of the counterweight disc, and a permanent magnet is mounted in each through hole; each supporting plate is mounted on the threshing spindle on one side of each bearing, and each magnetic plate is mounted on each supporting plate; and the electromagnets are provided in the housings, and a magnetic field is generated by means of the electromagnets, so that the two counterweight discs respectively move relative to the threshing spindle. According to the present invention, real-time detection and dynamic balance of cylinder vibration can be realized, manual operation is not needed, the real-time performance is good, and the working efficiency is high.

Lichtemitierendes material und methode zur herstellung desselben

Lumineszente Materialen mit langen Zerfall und Methode zur Herstellung derselben

一种改制的聚合釜轴瓦结构

本实用新型公开了一种改制的聚合釜轴瓦结构，包括设置在聚合釜轴外的轴瓦，所述轴瓦的下部设有加厚环，所述加厚环的外圆面上加工有多个的紧固螺孔，所述紧固螺孔设有螺钉或螺栓，所述轴瓦通过紧定螺钉将轴瓦与所述聚合釜轴固定连接，使其在运转中两者之间不产生相对运动；本实用新型的优点在于：结构简单，造价低，彻底避免了釜轴磨损的问题，降低了使用成本，使用效果良好。

Derive de sel d’ammonium quaternaire du carboxymethyle chitosane et son procede de fabrication

Compiler and method for global-scope basic-block reordering

An embodiment method of global scope basic-block reordering includes profiling an application having a source code decomposable into a plurality of basic-blocks. The profiling yields a global basic-block sequence. The method also includes generating a hierarchical locality model according to the global basic-block sequence. The method also includes generating a target code according to the hierarchical locality model.

Rehabilitation robot and rehabilitation system

A rehabilitation robot comprises an upper limb rehabilitation device comprising a shoulder width adjusting device for adjusting a shoulder width of the rehabilitation robot, a right arm device and a left arm device, the right arm device and the left arm device are disposed at two sides of the shoulder width adjusting device, respectively; and a lower limb rehabilitation device connected to the upper limb rehabilitation device.

Expression vector of glyphosate-resistant genes gr79 and gat, high glyphosate-resistant corn, and detection method therefor

Provided are an expression vector of glyphosate-resistant genes GR79 and GAT, a high glyphosate-resistant corn, and a detection method therefor. The codons of the GR79 gene and GAT gene which have high tolerance to glyphosate are optimized and new DNA sequences are synthesized; meanwhile, a dual-gene plant expression vector pCGG is constructed. Results show that a transgenic corn transformed with the plant expression vector has high resistance to target herbicide glyphosate. The transgenic corn GG2 is a transformation event having a significant glyphosate tolerance effect, and a left border flanking sequence and a right border flanking sequence thereof are obtained by means of a chromosome walking method. The border sequences at two ends can be used as specific detection sequences for the present transformation event. Primers designed on the basis of the two border sequences can specifically detect the transgenic event GG2 and be applied to the development of a detection kit.

Converter and control method thereof, electrical device and readable storage medium

A converter and control method thereof, electrical device and readable storage medium are disclosed. The converter comprising: a Y capacitor (11), comprising a first terminal (21) and a second terminal (22); a switch (12), comprising a third terminal (31) and a fourth terminal (32); and a control unit (13), configured to determine type information of a power supply system of the converter and control a state of the switch based on the type information; wherein the first terminal (21) is connected to a DC bus of the converter or the power supply system of the converter, the third terminal (31) is connected to the second terminal (22), and the fourth terminal (32) is connected to the ground. Switch (12) state is controlled based on type information of the power supply system and automatically control the grounding state of the Y capacitor (11), there is no need to reserve space for removing screws in the converter, thus reducing the difficulty of structural design of the converter. In addition, it also reduces the risk of mis operation when manually removing screws.

一种高分子材料注塑装置

本实用新型涉及一种高分子材料注塑装置，属于注塑设备技术领域。这种高分子材料注塑装置，包括螺旋输送器以及与螺旋输送器相连的料斗，料斗包括倒圆锥形的斗体，斗体上、下两端分别具有斗体进料口和斗体出料口，斗体内壁上设置有螺旋导料板，螺旋导料板具有中空结构并在螺旋导料板内部形成导气通道，螺旋导料板靠近斗体进料口的一端设置有与导气通道相通的进风口，螺旋导料板的下侧壁上间隔设有与导气通道相通的出风孔；斗体中还设置有加料分流器，加料分流器包括分流体和设置在分流体上用以支撑在斗体内壁并在分流体和斗体内壁之间形成物料通道的支撑腿，分流体包括圆锥形的上分流体。该注塑装置对料斗内的物料进行预热和干燥的效率均比较高。

磁性材料の電気めっき工程方法

【課題】ワイヤレス充電過程において、導線の高周波スキンエフェクト抵抗を下げ、電感値を高め、インダクタQ値を上げ、充電インダクタの電磁転化率を明らかに向上させる磁性材料の電気めっき工程方法を提供する。【解決手段】磁性材料の電気めっき工程方法は、定張力コード放出、アルカリ洗後水洗、脱脂処理、酸洗後水洗、湯洗、連続電気めっき、水洗、乾燥、赤外線で直径を測定、そしてリード巻上げというステップを含む。本発明は導体表面に、めっき層が均一で緻密な鉄ニッケルめっき層を整備でき、厚みは２〜１０μmであり、導体の外側に鉄ニッケルめっき層をめっきする。導体が非磁性体であるが、めっき層成形後充電インダクタ全体が磁性を備えた磁性材料となる。【選択図】図１

Timestamp generation method and apparatus, and electronic device and storage medium

A timestamp generation method and apparatus, and an electronic device and a storage medium, which are used for solving the technical problem of recorded information being easily leaked because a trusted third party is usually needed as a timestamp authority for recording in a traditional trusted timestamp generation method. In the present invention, the method comprises: acquiring a file record; calculating a hash value of the file record; sending the hash value to a random issuer, and receiving a signature result returned by the random issuer, wherein the signature result is generated after the random issuer signs the hash value and a receiving time, and the receiving time is the time when the random issuer receives the hash value; and storing the signature result in a blockchain as a timestamp of the file record.

Method and system for generating video cover based on browser

This application provides techniques for generating a video cover. The techniques comprise monitoring whether the browser enters a target page; initializing a main thread and creating a frame extraction thread and an image evaluation thread; monitoring a target action on the target page extracting a plurality of target frames from the local video file using the webassembly video parser running by the frame extraction thread; determining image evaluation parameters of each of the plurality of target frame using the trained image evaluation model running by the image evaluation thread; obtaining the image evaluation parameters of each of the plurality of target frames from the image evaluation thread by the main thread, selecting one or more candidate frames from the plurality of target frames based on the image evaluation parameters of each of the plurality of target frames, and generating the video cover based on the one or more candidate frames.

Karaoke machine

Blockchain-based anonymous trusted voting method, apparatus and related device

A trusted anonymous voting method includes: performing a hash operation on original voting content to obtain a hash output including a commitment value cvi; blinding the commitment value cvi based on information of other voters to obtain commitment value tuples {tilde over (c)} and {tilde over (x)}; signing the commitment value tuple {tilde over (c)} by using an ESDSA to obtain a signature tuple {tilde over (s)}; and establishing a vote tuple ({tilde over (c)}, {tilde over (s)}, {tilde over (d)}) based on the commitment value tuple {tilde over (c)}, the signature tuple {tilde over (s)} and a signature tuple {acute over (d)} of other voters, and uploading the vote tuple (ć, ś, {acute over (d)}) and the commitment value tuple {tilde over (x)} to the blockchain, where signature tuple {tilde over (d)} is generated in a case that other voters verify the signature tuple {tilde over (s)} and the signature tuple {tilde over (s)} passes the verification, and the commitment value tuple {tilde over (x)} is used to decrypt the vote tuple.

Ultrafiltration Device for Use in Preparation of Jellyfish Anti-oxidation Active Peptide

The utility model discloses an ultrafiltration device for use in preparation of jellyfish antioxidation active peptides. The ultrafiltration device comprises a collection tube, wherein a plurality of first arc-shaped positioning blocks arranged in an annular array are disposed at a mid-lower part of an inner wall of the collection tube, a second filter tube is movably connected above the first arc-shaped positioning blocks in the collection tube, and a second ultrafiltration membrane is disposed at the bottom of an inner wall of the second filter tube. The ultrafiltration device for use in preparation of jellyfish antioxidation active peptides can subject the prepared supernatant to first ultrafiltration through a first filter tube, the filtrate obtained after the first ultrafiltration enters the second filter tube for further ultrafiltration to obtain the desired filtrate, and through twice ultrafiltration of the prepared supernatant, jellyfish antioxidation active peptides in two molecular weight ranges can be obtained simultaneously, i.e. low-molecular-weight jellyfish antioxidation active peptides with a molecular weight of less than 3 kDa and medium-high-molecular-weight jellyfish antioxidation active peptides with a molecular weight of more than 3 kDa and less than 10 kDa, thus improving the ultrafiltration efficiency. FIG. 1 LJPKAVVIN3t35 Ur 1I1 k5rEtLr0AIUlN 11 FIG.1I

Naphthalenesulfonyl compounds, and preparation methods and applications

The present disclosure provides naphthalenesulfonyl compounds, preparation methods and application thereof. Specifically disclosed is a compound of formula (I) or a salt thereof, which serves as a specific derivatization reagent capable of reacting with hydroxyl and amino groups. The compound features simple synthesis, high reactivity, and ready availability at low cost, and is capable of improving chromatographic separation behaviors of target compounds and enhancing the detection sensitivities of these compounds.

Adaptive balancing device and control strategy for combine harvester threshing drums