Abstract: A detection substrate and a ray detector are disclosed. The detection substrate includes a base substrate; a plurality of detection pixel circuits, located on the base substrate; a first passivation layer, located on the side, facing away from the base substrate, of the detection pixel circuits; a planarization layer, located on the side, facing away from the base substrate, of the first passivation layer, where the surface of the side, facing away from the first passivation layer, of the planarization layer is a plane; and a plurality of photosensitive devices; where the photosensitive devices are electrically connected to the detection pixel circuits in a one-to-one correspondence through vias penetrating through the first passivation layer and the planarization layer, and each photosensitive device includes a first portion and a second portion.

Abstract: The present disclosure provides an active pixel sensor and a flat panel detector. The active pixel sensor includes: a light sensing device configured to convert light sensed by the light sensing device into charges and supply the charges to a floating diffusion node; an amplification sub-circuit configured to amplify a signal according to a potential at the floating diffusion node and output the amplified signal through the output terminal; an adjustment sub-circuit configured to adjust, in response to a first control signal, a conversion gain from an amount of the light sensed by the light sensing device to the potential at the floating diffusion node; and a read sub-circuit configured to transmit a voltage of the input terminal of the read sub-circuit to the output terminal of the read sub-circuit according to a scan signal provided by the scan line.

Abstract: Disclosed are a bending boom, a boom device and a work machine. The bending boom includes a middle portion and two extending portions. The middle portion is configured to connect external components. The extending portion has a first side wall and a second side wall opposite to the first side wall. The first side wall is flush with middle portion, and the second side wall is bent from middle portion towards a direction near first side wall. The two extending portions are connected to two opposite ends of middle portion. By providing the matching middle portion and extending portions, a situation in which stress concentration occurs at the middle portion can be prevented, which improves stress condition of the bending boom, and improves durability of the bending boom, the boom device and the work machine.

Abstract: An engineering machinery includes a cab, a vehicle body located behind the cab, a rotating platform provided on the vehicle body, and multiple-sectional booms articulated in sequence, wherein a centerline of gyration of the rotating platform is located in a middle of the vehicle body, a first sectional boom is articulated with the rotating platform, and the first sectional boom extends from the rotating platform toward a rear end of the vehicle body, a second sectional boom is articulated with the first sectional boom and folded above the first sectional boom, the first sectional boom to a fourth sectional boom are folded into an R shape, a projection of a third sectional boom at least partially overlaps a projection of the cab on a vertical projection plane perpendicular to a length direction of the vehicle body.

Abstract: An operation vehicle, comprising a vehicle body and a cab provided at a front end of the vehicle body, and further comprising a boom device. The boom device comprises at least seven booms hinged end to end in sequence. When the boom device is in a folded state, a fifth boom and a sixth boom are located on the same straight line, a seventh boom is located below the sixth boom, and end portions of at least two booms in the seven booms are located above the cab. The technical solutions of the present application overcome the defect in the prior art that the flexibility of boom construction of the operation vehicle is low.

Abstract: The present disclosure provides a boom, a boom assembly and a work machine. The work machine comprises a boom support structure and the boom assembly connected to the boom support structure, wherein the boom assembly comprises a plurality of first booms hinged to one another, at least one of the first boom is the boom, the boom has a box-type structure and comprises a body comprising a first body portion and a second body portion, the first body portion and the second body portion overlapping each other to enclose and form the box-type structure. The boom can be designed to have a light weight, and a split-type design facilitates simplifying a mold, improving the versatility of a mold, alleviating the inconsistent of thermal deformation of the boom, and facilitating later maintenance.

Abstract: The present invention provides a handheld smoke filter, the handheld smoke filter includes a housing, wherein one end of the housing is fixedly connected to a smoke spray inlet, the other end of the housing is fixedly connected to a bottom cover, the housing is provided inside with a filter element shell for filtering smoke, the filter element shell is provided with a first sponge layer, an activated carbon filter layer, a second sponge layer and an HEPA filter sequentially disposed from a filter element intake hole to a filter element exhaust hole. The handheld smoke filter of the present invention can use sponge, activated carbon and HEPA for multiple filtrations, so as to collect smoke sprayed from the mouth of a user more effectively, with better filtration effect and better air permeability.

Abstract: The present invention provides a handheld smoke filter, the handheld smoke filter includes a housing, wherein one end of the housing is fixedly connected to a smoke spray inlet, the other end of the housing is fixedly connected to a bottom cover, the housing is provided inside with a filter element shell for filtering smoke, the filter element shell is provided with a first sponge layer, an activated carbon filter layer, a second sponge layer and an HEPA filter sequentially disposed from a filter element intake hole to a filter element exhaust hole. The handheld smoke filter of the present invention can use sponge, activated carbon and HEPA for multiple filtrations, so as to collect smoke sprayed from the mouth of a user more effectively, with better filtration effect and better air permeability.

Abstract: The present disclosure provides a tessellation data processing method, system, medium and vector graphics processing device. The method includes: constructing a data structure including a content table and information tables in memory; when a vector line generated by tessellation intersects an horizontal/vertical line to obtain a new intersection, reading an address and number of Xnodes or Ynodes of an information table in the content table corresponding to a row/column corresponding to the Y/X coordinate of the intersection; according to the address of the information table and the number of X/Ynodes of the information table, reading corresponding X/Ynodes from the memory; comparing information of the intersection with the X/Ynodes, and updating the X/Ynodes in the information table, or adding an X/Ynode to the information table at a position corresponding to the Y/X coordinates.

Abstract: The present disclosure provides a tessellation data processing method, system, media, and vector graphics processing device. The method includes: according to specified coordinates of intersections, creating different levels of cache tables, wherein the intersections result from vector lines generated by tessellation intersecting lines parallel to an x-axis or y-axis; storing in a content table addresses of information tables in memory, storing in a lowest level cache table an address of the content table in the memory, and storing an address of the lowest level cache table in the memory in a cache table one level higher than the lowest level cache table. The tessellation data processing method, system, media, and vector graphics processing device of the present disclosure store effective data in multi-level lookup tables based on coordinates of intersections, effectively reduce memory footprint, support multi-channel tessellation processing, and enhance the performance of vector graphics rendering.

Abstract: An ultrasonic-assisted method for preparing phosphatidylserine, comprising the following steps: adding 100-130 parts of phospholipid into a mixture of 150-200 parts of L-serine, 10-20 parts of anhydrous calcium chloride and 400-500 parts of pure water, adding 20-25 parts of phospholipase D for enzymatic hydrolysis reaction, and applying ultrasound in the enzymatic hydrolysis reaction for treatment. The present invention uses an ultrasonic treatment technology to assist phospholipase D to act on phosphatidylcholine and serine to undergo an enzymatic hydrolysis reaction to prepare phosphatidylserine, and at the same time, the ultrasonic frequency, ultrasonic intensity, ultrasonic power, ultrasonic time, ultrasonic temperature, enzyme activity and other parameters are controlled synergistically, so that the enzymatic hydrolysis conversion rate is 98% or higher.

Abstract: The present disclosure provides a tessellation data processing method, system, media, and vector graphics processing device. The method includes: according to specified coordinates of intersections, creating different levels of cache tables, wherein the intersections result from vector lines generated by tessellation intersecting lines parallel to an x-axis or y-axis; storing in a content table addresses of information tables in memory, storing in a lowest level cache table an address of the content table in the memory, and storing an address of the lowest level cache table in the memory in a cache table one level higher than the lowest level cache table. The tessellation data processing method, system, media, and vector graphics processing device of the present disclosure store effective data in multi-level lookup tables based on coordinates of intersections, effectively reduce memory footprint, support multi-channel tessellation processing, and enhance the performance of vector graphics rendering.

Abstract: The present disclosure provides a tessellation data processing method, system, medium and vector graphics processing device. The method includes: constructing a data structure including a content table and information tables in memory; when a vector line generated by tessellation intersects an horizontal/vertical line to obtain a new intersection, reading an address and number of Xnodes or Ynodes of an information table in the content table corresponding to a row/column corresponding to the Y/X coordinate of the intersection; according to the address of the information table and the number of X/Ynodes of the information table, reading corresponding X/Ynodes from the memory; comparing information of the intersection with the X/Ynodes, and updating the X/Ynodes in the information table, or adding an X/Ynode to the information table at a position corresponding to the Y/X coordinates.

Abstract: A liquid phase analysis device includes a first fluid supply system for driving a first fluid or a sample to be detected, a second fluid supply system for driving a second fluid, an injection valve connected to the second fluid supply system and the first fluid supply system, a chromatographic column connected to the injection valve, and a detector connected to the chromatographic column, wherein the chromatographic column is used for isolating components in the sample to be detected; the detector is used for detecting the components, isolated by the chromatographic column, in the sample to be detected; the injection valve is used for switching a flow path so as to communicate flow paths of the first fluid supply system and second fluid supply system with a flow path of the chromatographic column. The liquid phase analysis device simplifies the complexity of a system, thereby reducing the costs of implementation.

Abstract: An ultrasonic-assisted method for preparing phosphatidylserine, comprising the following steps: adding 100-130 parts of phospholipid into a mixture of 150-200 parts of L-serine, 10-20 parts of anhydrous calcium chloride and 400-500 parts of pure water, adding 20-25 parts of phospholipase D for enzymatic hydrolysis reaction, and applying ultrasound in the enzymatic hydrolysis reaction for treatment. The present invention uses an ultrasonic treatment technology to assist phospholipase D to act on phosphatidylcholine and serine to undergo an enzymatic hydrolysis reaction to prepare phosphatidylserine, and at the same time, the ultrasonic frequency, ultrasonic intensity, ultrasonic power, ultrasonic time, ultrasonic temperature, enzyme activity and other parameters are controlled synergistically, so that the enzymatic hydrolysis conversion rate is 98% or higher.

Abstract: The present disclosure provides a recombinant Bacillus subtilis for increasing the yield of menaquinone 7 (MK-7) and application thereof, and belongs to the field of genetic engineering. In the present disclosure, 14 recombinant strains BS1-BS14 are constructed through the modification of genes related to the biosynthetic pathway of MK-7 on a chromosome of Bacillus subtilis, wherein BS6-BS14 significantly increase the yield of the MK-7, reaching up to 33.5 mg/L, which is 3.53 times the yield of the original strain of wild-type Bacillus subtilis 168. The present disclosure further provides a method for modifying the MK-7 biosynthetic pathway in microorganisms to increase the yield of the MK-7, providing a theoretical basis for constructing a high-yielding strain of the MK-7.

Abstract: A liquid phase analysis device includes a first fluid supply system for driving a first fluid or a sample to be detected, a second fluid supply system for driving a second fluid, an injection valve connected to the second fluid supply system and the first fluid supply system, a chromatographic column connected to the injection valve, and a detector connected to the chromatographic column, wherein the chromatographic column is used for isolating components in the sample to be detected; the detector is used for detecting the components, isolated by the chromatographic column, in the sample to be detected; the injection valve is used for switching a flow path so as to communicate flow paths of the first fluid supply system and second fluid supply system with a flow path of the chromatographic column. The liquid phase analysis device simplifies the complexity of a system, thereby reducing the costs of implementation.

Abstract: The present invention discloses a ?-aminobutyric acid hemihydrate crystal, its molecular formula is C4H9NO2.0.5H2O. It also discloses a method of preparing a ?-aminobutyric acid hemihydrate crystal, including first adding crude ?-aminobutyric acid to water to prepare a ?-aminobutyric acid suspension at an initial concentration of 1.2-2.0 g/mL; then stirring the suspension at a constant temperature of 5-10° C. for 6-12 hours, followed by filtering and drying to obtain the ?-aminobutyric acid hemihydrate crystal. The ?-aminobutyric acid hemihydrate crystal is stable, does not easily absorb moisture and agglomerate, and is convenient for further processing and use. The crystal has a large main particle size, uniform particle size distribution, high bulk density, good flowability, and a purity of ?99%. The preparation method of the crystal according to the present invention is simple, easy to operate, highly efficient and low in energy consumption, and is suitable for large-scale industrial production.

Abstract: Systems and methods of hybrid control of a computer network are provided. The system can comprise a controller and a plurality of nodes having an in-band control plane network arranged in a directed acyclic graph routing topology. A first node of the plurality of nodes can be configured to detect a link failure of a first link, the first link being controller-directed. The first node can reverse a second link to a second node from outward-directed to controller-directed such that the first node can communicate with the controller via the second link and the in-band control plane network. The first node can detect a reversal of the second link caused by the second node. The first node can determine that the in-band control plane network is partitioned. The first node can use an out-of-band control plane network to inform the controller that the in-band control plane network is partitioned.

Abstract: Provided are a plug and an electrical connector component. The plug includes an insulating body, a circuit board fixed to the insulating body, and a cable electrically connected with the circuit board and extending backwards from the insulating body. The insulating body includes a body part and a mating part which extends forwards from the body part; the circuit board has an inserting part that protrudes forwards out of the mating part; metal contact pieces are distributed on upper and lower surfaces of the inserting part; the insulating body is provided with a pair of baffle plates extending forwards from the body part; a pair of the baffle plates are respectively arranged on left and right sides of the mating part; and a limiting groove configured to guide the insertion of the plug with the socket is formed between each of the baffle plates and the mating part.