Abstract: Disclosed are an unmanned distribution system and method. By means of the system, a temporary storage facility can be arranged at a preset location of a closed distribution area, for example, a corresponding temporary storage facility is arranged near a closed housing estate, community or unit; an external item to be distributed that needs to be distributed is received and temporarily stored by the arranged temporary storage facility; and a robot arranged inside the closed distribution area can obtain the item to be distributed from the temporary storage facility and distribute the item to be distributed within the closed distribution area.

Abstract: The present invention relates to the technical field of fire extinguishing equipment, and in particular, relates to a multi-mode starting dry powder fire extinguishing ball for fire alarm and automatic starting of a fire extinguishing device, comprising a ball body. A fire extinguishing medium is provided in the ball body; the ball body is also provided with a driving device for enabling the inside of the ball body to expand to the explosion thereof after being started; the driving device is provided with a first lead which extends to the outside of the ball body and can enable the driving device to start after being heated; the driving device is also provided with a second lead which extends to the outside of the ball body and can enable the driving device to start after being powered on.

Abstract: Disclosed is a charging barrel of an infrared dehumidification, crystallization and drying all-in-one machine and a drying machine. The cross section of the charging barrel is in the shape of a polygon, and the side number of the polygon is larger than the side number of a pentagon; an opening is formed in one end, as a feeding end, of the charging barrel; each plate surface forming the polygonal charging barrel comprises a middle plate part, as well as a first closing-up plate part and a second closing-up plate part which are arranged at the two ends of the middle plate part; the first closing-up plate part and the second closing-up plate part form obtuse angles with the middle plate part and are closed up towards the middle; a discharge hole is formed in the side wall of the charging barrel.

Abstract: Provided are an uplink transmission method and device. The uplink transmission method is applied to a first communication node and includes: receiving a downlink reference signal sent by a second communication node and acquiring downlink channel information; sending an uplink reference signal by using the downlink channel information; monitoring downlink control signaling sent by the second communication node, where the downlink control signaling includes a sub-band SRS resource indication; and sending an uplink transmission channel according to scheduling of the downlink control signaling.

Abstract: A building controller receiving base for receiving a building controller. The building controller may include a building controller housing that houses a building controller electrical connector that includes a spring contact extending outside of the building controller housing. The building controller receiving base includes a base housing including one or more attachment features for releasably securing the building controller to the base housing, and a base electrical connector housed by the base housing. The base electrical connector includes a spring contact extending outside of the base housing at a location that is aligned with the spring contact of the building controller electrical connector when the building controller is secured to the base housing via the one or more attachment features. The base electrical connector further comprises a first terminal pin that extends outside of the base housing and is accessible from outside of the base housing.

Abstract: An article package filling method, comprising: selecting a packaging container for an order article in an order container; picking out the order article from the order container and putting same into the packaging container; and injecting a filling medium into a filling space of the packaging container by using a filling equipment, wherein the filling medium has a specific shape before being injected into the filling space, and can form a spatial shape consistent with that of the filling space after being injected into the filling space. According to the filling method, various specifications or types of packaging containers storing the order articles can be filled, so that the supporting and protecting effects on the order articles are implemented, and the package filling efficiency and applicability are improved.

Abstract: The present disclosure provides an ultra-high temperature resistant cement slurry system for cementing and the preparation method and use thereof. The cement slurry system comprises cement, an ultra-high temperature strength stabilizer, an ultra-high temperature reinforcing material, a density regulator, an ultra-high temperature suspension stabilizer, a dispersant, a fluid loss additive, a retarder, a defoaming agent and water, wherein the ultra-high temperature suspension stabilizer comprises an ether-based starch, an aluminosilicate and a polyalcohol polymer. The method for preparing the cement slurry system includes dry mixing and wet mixing raw materials homogeneously, respectively, and then homogeneously mixing the dry mix and wet mix to obtain the cement slurry system. The present disclosure further provides use of the cement slurry system for cementing in deep wells and ultra-deep wells at high and ultra-high temperatures.

Abstract: There is provided herein a paper-based sensor for simultaneously determining a plurality of biomarkers present in a biological sample comprising a plurality of detection zones in fluid communication with a sampling zone, wherein said plurality of detection zones comprises sensing material specific to each of said plurality of biomarkers. There is also provided herein a method of manufacturing the paper-based sensor, a use of a paper-based sensor for wound diagnosis, a kit comprising the paper-based sensor and a method of diagnosing wound health.

Abstract: The disclosure relates to a tie resin formulation for use as a tie layer in a multilayer structure. The resin includes a first polyolefin grafted with an ethylenically unsaturated carboxylic acid, an ethylenically unsaturated acid derivative or a combination thereof, and having a density of 0.857 to 0.885 g/cm3, and 0.001 to 0.20 weight percent (wt. %) of a catalyst comprising at least one Lewis acid, where the resin includes the catalyst and up to 99.999 wt. % of the first polyolefin, where the wt. % is based on a total weight of the resin.

Abstract: A video processing method, apparatus, and device and a storage medium are provided. The method includes: monitoring an operation indication inputted by a user through a personal homepage on a social platform, the personal homepage being used for displaying personal information of the user; obtaining, when the operation indication is a shooting indication for shooting a personal status video, the personal status video; uploading the personal status video to a back-end server of the social platform; and displaying indication information of the personal status video in a personal-information display region of the personal homepage.

Abstract: Embodiments of this application disclose a noise reduction headset. A branch pipe is disposed in the headset to connect a sound cavity inside the headset and an external environment. The branch pipe has a low-pass filter function to filter out high-band noise entering the sound cavity from the external environment, so that impact on sound quality inside the sound cavity that is caused by noise in the external environment is reduced, thereby implementing passive noise reduction.

Abstract: An anti-inhibin antibody and its applications are provided. The antibody can have the inhibitory effect of inhibins on the secretion of endogenous follicle-stimulating hormone (FSH), promote the secretion of endogenous FSH and promote the development of animal follicles. The antibody can replace the use of FSH or pregnant mare serum Gonadotropin (PMSG) in animal reproduction, and can be used for promoting animal reproduction, estrus synchronization, conception and birth, embryo transferring, improving ovulation quality, promoting livestock reproduction, and inducing estrus in female livestock.

Abstract: The present disclosure provides an image registration method and system for navigation in femoral neck fracture surgery, an electronic device, and a computer-readable storage medium. The method includes: obtaining femoral image data by a computed tomography (CT) imaging device before surgery and obtaining a surgical path planned by a doctor to generate a three-dimensional femoral image with the surgical path; obtaining, during the surgery, X-ray images photographed by an X-ray machine at different angles, and extracting feature points on each of the X-ray images; setting digitally reconstructured radiograph (DRR) virtual scene projection parameters based on a structure of the X-ray machine, projecting the three-dimensional femoral image with the surgical path to generate a plurality of DRR images, and extracting feature points on each of the DRR images; and automatically registering the DRR image and the X-ray image, and outputting a surgical path after registration.

Abstract: Techniques are described for controlling and/or managing a model applied to a wireless communication system. An example wireless communication method comprises transmitting, by a first wireless device to a second device located in a network, a first message that requests a model information; and receiving, by the first wireless device, a second message in response to the transmitting the first message, where the second message includes a model description information that describes one or more characteristics of a model to be used by the first wireless device.

Abstract: A two-sided time-sharing driving and acquisition system based on dry contacts comprises k dry contacts, a processor, p acquisition circuits, and m driving circuits. The p acquisition circuits are evenly divided into two groups which are separately disposed at two sides of the k dry contacts. The m driving circuits are separately disposed at the two sides of the k dry contacts. A system fault detection method and the two-sided time-sharing driving and acquisition system have the following advantages: the state of input acquisition circuits and cables monitored in real time during system debugging or running, and faults caused by exceptions of the acquisition circuits and the cables can be reported in time.

Abstract: A purification method for detection of a strontium isotope in a silk cultural relic. The method includes: (1) enrichment of the strontium isotope: after cleaning the silk cultural relic, adding the silk cultural relic to a digestion agent for microwave digestion, and conducting evaporation drying; and adding a dried product to a nitric acid solution for centrifugal separation, and extracting a supernatant; and (2) purification of the strontium isotope: first, mixing 4?,4?(5?)-di-tert-butyldicyclohexano-18-crown-6 and a defoamer and adsorbed to a purified resin separation column, and pre-cleaning the purified resin separation column with a nitric acid solution; next, injecting the supernatant in step (1) into the purified resin separation column with a nitric acid solution as a carrier solution; and then, injecting an 84Sr solution and an elution solution into the purified resin separation column in sequence to obtain a separated and purified strontium solution.

Abstract: According to embodiments of the present disclosure, a first device determines one or more second devices to share a channel occupancy time (COT) for a sidelink transmission over an unlicensed spectrum bands. The first device transmits the information which indicates the COT to be shared by the first device and the one or more second devices. The second device determines a transmission gap within the COT and performs a LBT/CCA on the unlicensed spectrum bands based on the determined gap. In this way, it achieves sharing the COT among SL devices. It can improve spectrum efficiency and avoid resource waste.

Abstract: Disclosed in the present invention is a space spectrum estimation method of a super-resolution coprime planar array based on tensor filling of an optimal structured virtual domain, which mainly solves problems that pieces of missing elements in the virtual domain tensor of the existing method are difficult to be filled effectively.

Abstract: The ball-loading device for free-fall experiments includes an inlet tube and a shell. The first end of the shell is connected to the inlet tube, and the shell has a ball channel. A ball outlet is located at the second end of the shell, with the first end of the inlet shell positioned higher than the second end. Additionally, a bracket is rotatably connected to the shell and has a first blocking part and a second blocking part. As the bracket rotates around the shell, the first blocking part is switched to block the ball outlet, or the second blocking part is switched to block the ball channel. This device provided by the present disclosure allows automatic loading and resetting of the balls used in free fall experiments, thereby improving experimental efficiency.

Abstract: Embodiments of the present disclosure generally relate to apparatus, systems, and methods for in-situ film growth rate monitoring. A thickness of a film on a substrate is monitored during a substrate processing operation that deposits the film on the substrate. The thickness is monitored while the substrate processing operation is conducted. The monitoring includes directing light in a direction toward a crystalline coupon. The direction is perpendicular to a heating direction. In one implementation, a reflectometer system to monitor film growth during substrate processing operations includes a first block that includes a first inner surface. The reflectometer system includes a light emitter disposed in the first block and oriented toward the first inner surface, and a light receiver disposed in the first block and oriented toward the first inner surface. The reflectometer system includes a second block opposing the first block.