Abstract: A display substrate and related devices are provided. The display substrate includes a plurality of first sub-pixels, second sub-pixels and third sub-pixels. In a first direction, the first sub-pixels and the third sub-pixels are arranged alternately to form a plurality of first sub-pixel rows, the second sub-pixels form a plurality of second sub-pixel rows, the first sub-pixel rows and the second sub-pixel rows are arranged alternately in a second direction, connection lines of center points of two first sub-pixels and two third sub-pixels form a first virtual quadrilateral, the two first sub-pixels are located at two vertex angles of the first virtual quadrilateral which are opposite to each other, one second sub-pixel is located within the first virtual quadrilateral, and the first virtual quadrilateral includes two interior angles each being equal to 90° and two interior angles each being not equal to 90°.

Abstract: The present invention provides a method for determining hydrogen sulfide (H2S) by headspace single-drop liquid phase microextraction and intelligent device colorimetry, which comprises: taking a silver-gold core-shell triangular nanosheet (Ag@Au TNS) as a nanodetection probe, in combination with an analysis method of headspace single-drop microextraction (HS-SDME), specifically extracting H2S volatilized from a sample to be detected by the nanodetection probe, and detecting H2S in the extracted sample with the help of the photographing function of an intelligent device and a color picking software. Compared with the prior art, the present invention adopts intelligent device colorimetry, with the limit of detection of about 65 nM and the linear range of 0.1-100 ?M, and the established method can be applied to the determination of H2S in actual samples such as egg white, milk and other opaque samples, and has the advantages of few procedures, simple operation, high detection efficiency and the like.

Abstract: The wait time prediction technology determines expected wait times for businesses or other public services using a model generated based on at least historical wait times for the business. In response to a request from a user, an expected wait time for service at the business for at least one particular time period on a particular day of a week is determined using the model and provided for display. User feedback regarding the expected wait time may be requested, and used to refresh the model as new wait times and other information are collected.

Abstract: A surgical instrument (10) includes a housing (20) defining a longitudinal axis and a first assembly (200) and a second assembly (300) operably coupled to the housing (20). The first assembly (200) includes a first function button (200b) pivotably coupled to the housing (20) about a first pivot (200p) and a first circuit (210) supported by the housing (20) and aligned with the first pivot (200p). The first function button (200b) includes a first arm (201) on a first side of the first pivot (200p) and a second arm (202) on a second side of the first pivot (200p). The first circuit (210) is aligned with the cutting picot between the first arm (201) and the second arm (202) and includes a first actuator (211) on the first side of the first pivot (200p) and a second actuator (212) on the second side of the first pivot (200p).

Abstract: The present application provides a preparation method for a core-shell structured tungsten/gadolinium oxide functional fiber for X and ? ray protection, comprising: first preparing a core-shell structured tungsten/gadolinium oxide powder; preparing a W@Gd2O3/PP blended melt from the powder; and preparing a W@Gd2O3/PP composite fiber from the blended melt. The core-shell structured tungsten/gadolinium oxide functional fiber prepared by the method can play a role in synergistic protection in the aspect of radiation protection, eliminate a weak protection area, and effectively absorb secondary radiation generated by radiation. Secondly, the prepared functional fiber has the characteristics of no lead and light weight, and has good application prospects in the aspect of X and ? ray radiation protection.

Abstract: This disclosure relates to antibody-drug conjugates (ADCs) comprising an anti-Trop-2 antibody. Provided herein are compositions comprising such ADCs, as well as methods of making and using the same.

Abstract: The present disclosure relates to the field of photovoltaic technologies. Disclosed are a solar cell and a photovoltaic module. The solar cell includes: an absorption layer; and an energy selective contact layer located on a surface of the absorption layer, the energy selective contact layer having selectivity for electron energy or hole energy, and the material of the energy selective contact layer including a low-dimensional perovskite material. According to the solar cell and the photovoltaic module provided by the present disclosure, a photovoltaic module can be manufactured.

Abstract: The present invention discloses a refrigerator and a dedicated region module for a refrigeration apparatus, the refrigerator including a cabinet and a door for opening or closing the cabinet, a dedicated region module being provided on an inner side of the door facing the cabinet, and the dedicated region module having a receiving space for storing articles, the dedicated region module includes the electric component and a power module for supplying power to the electric component, such that a whole structure is simpler, and a manufacturing process is simpler.

Abstract: A method for interaction between devices based on a pointing operation and an electronic device. The electronic device may be a mobile phone or the like. In the method, a pointing operation performed by a user from a handheld device to a target device is detected via an acceleration sensor, a gyroscope, an IMU, a camera, or the like of the handheld device, and a wireless positioning function of the handheld device is triggered. When it is identified that an axis of the handheld device intersects or approximately intersects with the target device, at least one type of feedback such as visual feedback, sound feedback, and vibration may be provided on the handheld device and/or the target device, login account information and device information of the target device are transmitted to the handheld device, and a target device control window is displayed on the handheld device.

Abstract: A method for multi-policy conflict avoidance in an autonomous network comprising: collecting network state information; acquiring a set of multiple policies to be verified; constructing a policy ordering space tree containing all multi-policy execution sequences; performing a depth-first traversal on the policy ordering space tree, extracting a multi-policy execution sequence to be verified, then constructing an initial simulation data plane, injecting each policy in the multi-policy execution sequence into the simulation data plane one by one in sequence, and storing a simulation data plane after each policy is inserted; detecting whether there is a conflict in the simulation data plane generated after each policy is executed, inferring dependencies among multiple policies in the conflict policy sequence, pruning the policy ordering space tree, to efficiently select and update the multi-policy execution sequence avoiding conflicts.

Abstract: A method for multi-policy conflict avoidance in an autonomous network comprising: collecting network state information; acquiring a set of multiple policies to be verified; constructing a policy ordering space tree containing all multi-policy execution sequences; performing a depth-first traversal on the policy ordering space tree, extracting a multi-policy execution sequence to be verified, then constructing an initial simulation data plane, injecting each policy in the multi-policy execution sequence into the simulation data plane one by one in sequence, and storing a simulation data plane after each policy is inserted; detecting whether there is a conflict in the simulation data plane generated after each policy is executed, inferring dependencies among multiple policies in the conflict policy sequence, pruning the policy ordering space tree, to efficiently select and update the multi-policy execution sequence avoiding conflicts.

Abstract: The multi-turn dialogue system based on retrieval includes the following modules: a representation module, a matching module, an aggregation module and a prediction module; the multi-turn dialogue method based on retrieval includes the following steps: (1) by a representation module, converting each turn of dialogue into a cascade vector of the dialogue, and converting a candidate answer into a cascade vector of the candidate answer; (2) by a matching module, dynamically absorbing context information based on a global attention mechanism, and calculating a matching vector; (3) by aggregation module, obtaining a short-term dependence information sequence and a long-term dependence information sequence; (4) by a prediction module, calculating the matching score of the context and candidate answer involved in the matching; (5) selecting a candidate answer with the highest matching score as a correct answer.

Abstract: A catalytic reaction unit has a plurality of catalyst bed layers arranged vertically, each of the catalyst bed layers being filled with a solid catalyst, and an inclined surface on the upper part of the corresponding solid catalyst arranged between adjacent catalyst bed layers; a liquid phase feeding subunit arranged above the topmost catalyst bed layer, and the liquid phase feed is guided by the inclined surface to sequentially enter each catalyst bed layer from top to bottom; a gas phase feeding subunit arranged between the catalyst bed layer of an upper layer and the inclined surface of the next layer, and a gas phase channel relatively isolated from the gas phase feeding subunit. The gas phase product generated after the gas-phase feed and the liquid phase feed react in the catalyst bed layer directly enters the gas phase channel.

Abstract: An inclination angle control instrument for screw anchor installation is provided, relates to the technical field of geotechnical engineering. The inclination angle control instrument for screw anchor installation includes a triangular base and side plates hinged to three sides of the triangular base respectively. A platform assembly for placing a screw anchor clamp is arranged above the triangular base, transmission assemblies are arranged on the platform assembly, each of the transmission assemblies drives a corresponding one of the side plates to rotate on the triangular base. The inclination angle control instrument for screw anchor installation can be spread and retracted more conveniently, thereby improving the working efficiency of the inclination angle control instrument for screw anchor installation.

Abstract: A method for determining a competitive relation of Points of Interest (POI), and a device are provided in the present disclosure. The specific implementation includes: determining POI representation data between two target POIs based on service-related data of the target POIs; and determining a competitive relation between the target POIs based on the POI representation data.

Abstract: The present invention provides a refrigerator door with a replaceable door panel, comprising: a foam door body and a decorative panel detachably connected to the foam door body; a press latch and a limiting member are disposed on the foam door body; a first hook and a second hook opposed to each other are disposed on a rear side of the decorative panel facing towards the foam door body, a lock hole being disposed on the first hook; wherein when the decorative panel is assembled to a front side of the foam door body, a front end of the press latch catches the lock hole to limit a displacement of the decorative panel in an up-down direction; the second hook engages the limiting member to limit a displacement of the decorative panel in a front-rear direction.

Abstract: The present invention is directed to an aqueous composition comprising spirotetramat, pyriproxyfen, a solvent system comprising heavy aromatic naphtha, cottonseed oil and optionally, acetyl tributyl citrate, one or more poly(ethylene oxide)-poly(propylene oxide)-poly(ethylene oxide) block copolymers and an acrylic type co-polymer having a backbone containing a carboxylated ethylenically unsaturated monomer and a non-carboxylated ethylenically unsaturated monomer and water. The present invention is further directed to methods of controlling pests by applying the compositions of the invention to an area in need thereof.

Abstract: Provided by the present invention is a refrigerator door body, having a door lining and a storage device installed on the door lining. A hanging lug and a matching groove that match each other are provided between the door lining and the storage device, wherein a power supply module for supplying power to the storage device is provided between the hanging lug and the matching groove. The refrigerator door body also has a switch mechanism that controls the power supply module to turn on and off. The switch mechanism is configured to: turn on the power supply module for power supply when the storage device is installed on the door lining, and turn off the power supply module when the storage device is separated from a door lining installation position. The refrigerator door body of the present invention improves the safety of a user during use.

Abstract: A pesticide residue removal device for a refrigerator, and a refrigerator are provided. The pesticide residue removal device includes: an ozone generator configured to generate ozone; an ozone water container configured to store water therein, where the ozone water container communicates with the ozone generator, so that ozone is dissolved into water of the ozone water container to obtain ozone water; and an atomizer communicating to the ozone water container, receiving and atomizing the ozone water, and supplying the ozone water to a storage space of the refrigerator. The generated ozone water is atomized to fully fill the entire storage compartment of the refrigerator to achieve effective pesticide residue removal and sterilization; ozone water can be prepared on demand to reduce waste; and people are well prevented from getting harmed at an excessive ozone concentration.

Abstract: Embodiments of the present disclosure provide a method and apparatus for recommending a test question, and an intelligent device. The method includes: acquiring a plurality of skill entities of a post; calculating, according to the data of the post, a weight value of each of the plurality of skill entities; and acquiring, according to the weight value of each skill entity, a recommended test question of the post from a question bank.