Abstract: A plug-in connection assembly of a light-emitting diode (LED) display device, an LED box assembly and the LED display device are provided. The plug-in connection assembly of an LED display device includes a first plug-in connection member; a second plug-in connection member spaced apart from the first plug-in connection member; and an intermediate structure arranged between the first plug-in connection member and the second plug-in connection member, wherein the intermediate structure includes a third plug-in connection member and a fourth plug-in connection member that are spaced apart from each other, and a driving member for driving the third plug-in connection member and the fourth plug-in connection member to move.

Abstract: A repair method for self-detecting and self-healing of corrosion defects in metals can achieve self-detecting and self-healing repair of an initial corrosion defect and be used to repair a micron-level corrosion defect. Furthermore, the self-detecting and self-healing repair method can be used to effectively repair an initial corrosion defect in a large-sized high-precision structural component, thus effectively improving the service safety of the high-precision metal structural component and prolonging the service life of the same.

Abstract: The present disclosure discloses a medium transmission test device and a method for concrete under a temperature-osmotic pressure-load coupling effect. The device includes a loading device and a water pressurization device; the loading device includes a press, an upper steel plate and a lower steel plate used for clamping a test block, and a fastener that connects the upper and lower steel plates; the upper steel plate includes a first steel plate and a second steel plate; a spring is sleeved on a screw between the first steel plate and the second steel plate; the water pressurization device includes a liquid storage tank, a pressurization pump, a liquid storage pool, a connecting pipe for communicating the pressurization pump to the liquid storage tank, and a connecting pipe for connecting the pressurization pump to the liquid storage pool; the liquid storage tank is provided with an open end; and a tank port of the open end is fixedly connected to a side surface of the test block.

Abstract: A sensor inserter for a physiological characteristic sensor includes a housing that defines a track system that extends from a bottom of the housing toward a top of the housing. The sensor inserter includes a striker assembly movable relative to the housing between a first state, a second, cocked state and a third, disposal state. The striker assembly is movable from the second, cocked state to the third, disposal state to couple the physiological characteristic sensor to an anatomy. The striker assembly includes a lock beam that engages with the track system as the striker assembly moves between the first state, the second, cocked state and the third, disposal state. In the third, disposal state the lock beam inhibits movement of the striker assembly from the third, disposal state to the first state.

Abstract: A B+ tree access method, apparatus, and a medium include: when a B+ tree creation instruction is acquired, determining whether there is an idle underlying tree file mapped to a Dynamic Random Access Memory (DRAM); if YES, storing underlying data of a B+ tree in the underlying tree file; if NO, creating a new target underlying tree file, and mapping the target underlying tree file to the DRAM, so as to store the underlying data of the B+ tree in the target underlying tree file; and when a number of layers of the B+ tree is greater than or equal to a preset threshold, storing, in a preset storage area, data of a layer numbered to be greater than or equal to the preset threshold in the B+ tree. Based on a data structure of the B+ tree, data needs to be accessed from the underlying data whenever read.

Abstract: Disclosed are a construction method of a recombinant drug-resistant Mycobacterium bovis (M. bovis) Bacillus Calmette-Guerin (BCG) strain and a pharmaceutical composition for treating tuberculosis (TB). The construction method includes: using BCG as an original bacterial strain to construct a drug-resistant BCG strain resistant to at least one selected from the group consisting of STR, LFX, EMB, PRO, PAS, and AMK; and further inserting sequence fragments that can express related antigens Ag85b and Rv2628 causing an immune response into a genome of the strain to construct a recombinant drug-resistant BCG strain. The recombinant drug-resistant BCG strain can compete with Mycobacterium tuberculosis (Mtb) for growth, thereby accelerating the death of Mtb. When used in combination with a drug for treating TB, the recombinant drug-resistant BCG strain can further enhance a therapeutic effect for Mtb, and can also avoid re-infection of a patient.

Abstract: A connecting device for light emitting diode (LED) boxes and an LED display device. The connecting device for LED boxes includes: a first connecting assembly, which includes a first plugging portion; and a second connecting assembly, which includes: a fixed seat, a second plugging portion movably arranged on the fixed seat and having an extending position in a plug-in cooperation with the first plugging portion and a retracting position separated from the first plugging portion, a driving portion movably arranged on the fixed seat, wherein the driving portion is connected with the second plugging portion through a linkage device, so as to drive the second plugging portion to move between the retracting position and the extending position, and elastic reset member arranged between the fixed seat and the driving portion.

Abstract: An adjusting mechanism of a box and a light emitting diode (LED) box assembly are provided. The adjusting mechanism of a box includes: a first adjusting structure which includes a first base, a rotating member, an adjusting lock hook movably arranged on the rotating member and a driving member arranged in the rotating member and driving the adjusting lock hook to move, where the rotating member can drive the adjusting lock hook to rotate when rotating such that the adjusting lock hook has a locking position and an unlocking position; and a second adjusting structure which includes a second base and an adjusting rod, where the adjusting lock hook is in the locking position when the adjusting lock hook cooperates with the adjusting rod, and the adjusting lock hook is in the unlocking position when the adjusting lock hook is separated from the adjusting rod.

Abstract: The invention relates to a TMB classification method and system and a TMB analysis device based on a pathological image, comprising: performing TMB classification and marking and pre-processing on a known pathological image to construct a training set; training a convolutional neural network by means of the training set to construct a classification model; pre-processing a target pathological image of a target case to obtain a plurality of target image blocks; classifying the target image blocks by means of the classification model to acquire an image block TMB classification result of the target case; and acquiring an image TMB classification result of the target case by means of classification voting using all the image block TMB classification results. The invention further relates to a TMB analysis device based on a pathological image. The TMB classification method of the invention has advantages of accuracy, a low cost and fast rapid.

Abstract: Data packet retransmission by a radio link control (RLC) protocol entity of a transmit end is described herein. The retransmission includes sending a target sequence number and a first data packet to a MAC entity of the transmit end and recording a quantity of times the target sequence number is transmitted to the MAC entity of the transmit end at an RLC layer. In accordance with receiving the target sequence number and a negative acknowledgement that are sent by the MAC entity, obtaining the RLC layer transmission count corresponding to the target sequence number. In accordance with determining the RLC layer transmission count is less than an RLC layer transmission threshold, sending a retransmission instruction based on the first data packet to the MAC entity. In accordance with a retransmission condition at the RLC layer being met, the RLC entity of the transmit end triggers retransmission at the RLC layer.

Abstract: The present application discloses an array substrate having a plurality of first thin film transistors and a plurality of second thin film transistors. Each of the plurality of first thin film transistors includes a silicon active layer. The array substrate includes a base substrate; a silicon layer having a plurality of silicon active layers respectively for the plurality of first thin film transistors; and a UV absorption layer on a side of the silicon layer distal to the base substrate, and including a plurality of UV absorption blocks. Each of the plurality of UV absorption blocks is on a side of the one of the plurality of silicon active layers distal to the base substrate, and is insulated from the one of the plurality of silicon active layers.

Abstract: The invention relates to a TMB classification method and system and a TMB analysis device based on a pathological image, comprising: performing TMB classification and marking and pre-processing on a known pathological image to construct a training set; training a convolutional neural network by means of the training set to construct a classification model; pre-processing a target pathological image of a target case to obtain a plurality of target image blocks; classifying the target image blocks by means of the classification model to acquire an image block TMB classification result of the target case; and acquiring an image TMB classification result of the target case by means of classification voting using all the image block TMB classification results. The invention further relates to a TMB analysis device based on a pathological image. The TMB classification method of the invention has advantages of accuracy, a low cost and fast rapid.

Abstract: A binary alloy design method for a marine high-strength low-alloy (HSLA) stress corrosion-resistant steel is provided. The binary alloy design method permits synergistic inhibition of anodic dissolution and hydrogen embrittlement by binary alloying to prepare the marine HSLA stress corrosion-resistant steel, the marine HSLA stress corrosion-resistant steel has an increase of more than 50% in stress corrosion resistance in a simulated SO2 polluted marine atmospheric environment. Microalloying of one element is carried out to improve properties of a rust layer on a surface of a HSLA steel in a marine environment and reduce a electrochemical activity in a local microenvironment to inhibit the anodic dissolution. Microalloying of another element is carried out to reduce a cathodic hydrogen evolution, to increase a hydrogen trap density and to decrease a multiplicative hydrogen diffusion channel density as well as enhance a hydrogen resistance of a structure to inhibit the hydrogen embrittlement.

Abstract: A repair method for self-detecting and self-healing of corrosion defects in metals can achieve self-detecting and self-healing repair of an initial corrosion defect and be used to repair a micron-level corrosion defect. Furthermore, the self-detecting and self-healing repair method can be used to effectively repair an initial corrosion defect in a large-sized high-precision structural component, thus effectively improving the service safety of the high-precision metal structural component and prolonging the service life of the same.

Abstract: A method, a system and a device for difference automatic calibration in cross modal target detection are provided. The method includes: obtaining a plurality of modals of color-thermal images to be detected, and constructing an input image set; acquiring a feature map of each modal image in the input image set, and extracting a shared candidate region; aligning the shared candidate region, and obtaining a feature representation of the each shared candidate region through pooling; obtaining a category of the feature representation of the shared candidate region based on a preset classifier, and obtaining a position of the shared candidate region through deviation regression; adopting non-maximum value suppression to obtain a shared candidate region with the highest probability according to the category of the feature representation of the shared candidate region, and returning to the image to be detected for marking according to the position of the shared candidate region.

Abstract: The present application discloses an array substrate having a plurality of first thin film transistors and a plurality of second thin film transistors. Each of the plurality of first thin film transistors includes a silicon active layer. The array substrate includes a base substrate; a silicon layer having a plurality of silicon active layers respectively for the plurality of first thin film transistors; and a UV absorption layer on a side of the silicon layer distal to the base substrate, and including a plurality of UV absorption blocks. Each of the plurality of UV absorption blocks is on a side of the one of the plurality of silicon active layers distal to the base substrate, and is insulated from the one of the plurality of silicon active layers.

Abstract: An OLED display screen, a display panel and a manufacturing method thereof are disclosed in the present disclosure, the method includes: fabricating a TFT array substrate and an OLED component on a substrate, where the OLED component includes a first electrode, a light-emitting layer, and a second electrode; and fabricating a first organic layer on a side of the second electrode away from the substrate, where the first organic layer is capable of chemically reacting with the second electrode.

Abstract: A mycobacteriophage capable of delivering an auto-luminescent element includes luxCDABE genes for auto-luminescence of a host bacterium. The auto-luminescent element is located on a transposon, and can be randomly inserted into the host genome with the transposon. The mycobacteriophage can be used for rapid detection of a live host bacterium in a sample and detection of sensitivity of the host bacterium to a drug or drug combination.

Abstract: Data packet retransmission by a radio link control (RLC) protocol entity of a transmit end is described herein. The retransmission includes sending a target sequence number and a first data packet to a MAC entity of the transmit end and recording a quantity of times the target sequence number is transmitted to the MAC entity of the transmit end at an RLC layer. In accordance with receiving the target sequence number and a negative acknowledgement that are sent by the MAC entity, obtaining the RLC layer transmission count corresponding to the target sequence number. In accordance with determining the RLC layer transmission count is less than an RLC layer transmission threshold, sending a retransmission instruction based on the first data packet to the MAC entity. In accordance with a retransmission condition at the RLC layer being met, the RLC entity of the transmit end triggers retransmission at the RLC layer.

Abstract: A display panel includes a base substrate, and thin film transistors positioned on the base substrate. Each thin film transistor includes a polysilicon layer. The display panel further includes a light-shielding layer for blocking ultraviolet (UV) light that is located at a side of the polysilicon layer away from the base substrate. An orthographic projection of the polysilicon layer on the substrate is in a range of an orthographic projection of the light-shielding layer on the substrate.