Abstract: The embodiments of the present disclosure provide a gas safety management method and an Internet of things system for gas safety training. The gas safety management method for gas safety training may include: obtaining gas usage data of at least one gas-consuming end; determining a user type of each of the at least one gas-consuming end based on the gas usage data of the at least one gas-consuming end, and determining a gas safety training program corresponding to each user type; pushing a safety training to a user terminal based on the gas safety training program; obtaining feedback information from the user terminal; determining a gas safety detection frequency of the gas-consuming end of each user type, and a gas safety risk level of the gas-consuming end of each user type based on the feedback information and the gas usage data corresponding to each user type.

Abstract: Examples of message transmission methods and apparatus are described. In one example, a message transmission method includes that a first network device receives a first message from a terminal device, where the first message includes a resume cause value and an integrity check code. The integrity check code is generated based on the resume cause value, the terminal device is in an inactive state, and the resume cause value is a resume cause indicated by a higher layer or a radio resource control (RRC) layer. The first network device sends a second message to a second network device, where the second message includes the resume cause value and the integrity check code. The second network device is a network device that stores a context of the terminal device.

Abstract: The present disclosure provides an industrial IoT for determining repairability of a defective product, a control method, and a storage medium. The industrial IoT includes an obtaining module, a total correction cost determination module, and a defective product processing module. The obtaining module is configured to obtain defective product data. The total correction cost determination module is configured to in response to a determination that a number of the defective product is larger than 1, obtain a first defective product vector and a second defective product vector; determine a first total correction cost and at least one second total correction cost; determine, based on the first total correction cost and the at least one second total correction cost, a total correction cost. The defective product processing module is configured to determine, based on the total correction cost and a preset cost, whether the defective product is repairable.

Abstract: The present disclosure provides a supporting base, a superconducting magnet assembly, and a method for manufacturing the supporting base. The supporting base comprises an annular supporting base body and a reinforcing hoop, the axes of the supporting base body and reinforcing hoop are both arranged coaxially with the axis of the inner coil, and the reinforcing hoop is sleeved and fixed on an outer surface of the supporting base body, wherein first connecting parts are provided on the reinforcing hoop, and bracket units for supporting a shield coil of a superconducting magnet can be connected to the reinforcing hoop using the first connecting parts. By means of providing the reinforcing hoop, the rigidity of the whole inner coil is increased, the thickness of the supporting base body is decreased, and material costs are reduced; the reinforcing hoop provides a connection interface for the bracket units, and the bracket units can be directly connected to the reinforcing hoop, further reducing material costs.

Abstract: The embodiments of the present disclosure provide a method for predicting a gate station filter replacement at a gate station for smart gas and an Internet of Things system. The method includes: obtaining, by a smart gas data center, usage information of a filter element through a smart gas sensor network platform, the usage information at least including at least one of ventilation efficiency of the filter element, filtered impurity information, and a blockage degree; obtaining, by a smart gas pipeline network device management sub-platform, the usage information from the smart gas data center, determining a filter element maintenance plan based on the usage information, and sending the filter element maintenance plan to the smart gas data center; and sending, by the smart gas data center, the filter element maintenance plan to a smart gas user platform through a smart gas service platform.

Abstract: The embodiments of the present disclosure provide a method for obtaining a natural gas energy metering component, including obtaining a temperature and pressure of a natural gas sample to be detected at a first site based on an object platform; obtaining sample data of a natural gas sample at a second site based on the object platform, the sample data including a natural gas component and a temperature and pressure of the natural gas component; obtaining sample data of a natural gas sample at the first site based on the object platform; determining a natural gas component of the natural gas sample to be detected at the first site based on sample data at the first site and the second site aggregated by a sensor network platform and the temperature and pressure of the natural gas sample to be detected at the first site.

Abstract: The embodiments of the present disclosure provide methods and systems for energy measuring based on natural gas data of a smart gas meter, including establishing the gas IoT. The object platform obtains consumed gas volume data and location data of the smart gas meter as first data and second data, and sending them to the management platform through the sensor network platform. The management platform generates consumed gas preprocessing data based on the first data and the second data, and generates energy measurement data after performing the computation outside the gas IoT on the consumed gas preprocessing data by the cloud platform outside the gas IoT. The management platform sends the energy measurement data to the user platform configured in a regional pipeline network center through the service platform. The user platform performs gas energy measurement of the smart gas meter based on the energy measurement data.

Abstract: The present disclosure provides a genetically engineered probiotic, including an exogenous expression cassette including a nucleotide sequence that encodes acetaldehyde dehydrogenase, wherein the probiotic intestinal bacterium is Escherichia coli strain Nissle 1917 (EcN), and uses thereof.

Abstract: A method for determining a consistency coefficient of a power-law cement grout includes: determining a water-cement ratio of the power-law cement grout; according to engineering practice requirements, determining a time required to determine the consistency coefficient of the power-law cement grout; and obtaining the consistency coefficient of the power-law cement grout. The method is accurate and reliable, requires less calculation, etc.; and has very high practical value and popularization value in environmental protection and ecological restoration.

Abstract: An industrial internet of things system for intelligent production control is provided, comprising: a user platform, a service platform, a management platform, a sensor network platform, and an object platform. The user platform modifies production line parameters based on an instruction of the user, generates a first instruction, and sends it to the management platform through the transformation of the service platform. The object platform collects production link data of each production link of products and transmits it to the management platform. The management platform modifies work order parameters based on a second instruction transformed by the service platform, generates a third instruction, and determines whether devices corresponding to the plurality of production links are abnormal based on the production link data.

Abstract: A server system receives a group operation request transmitted by a client. The group operation request is generated by the client in response to a trigger operation of a target group chat function, and includes a target identity and a target group chat function identifier. The server system determines a target group chat function use permission corresponding to the target identity. In accordance with a determination, based on the target group chat function use permission and the target group chat function identifier, that a user corresponding to the target identity has a permission to use the target group chat function, the server system transmits group operation result information to the client.

Abstract: The embodiments of the present disclosure provide a method and smart gas Internet of Things (IoT) system for determining a gas abnormity for a safe gas use. The method is implemented by a smart gas IoT system including a smart gas user platform, a smart gas service platform, a smart gas safety management platform, a smart gas indoor device sensing network platform, and a smart gas indoor device object platform. The method is performed by the smart gas safety management platform, including: receiving request information of a target user, the request information including a request of the target user for analyzing a gas abnormity cause; extracting user data based on the request information, and extracting gas data based on the user data; and determining, based on the user data and the gas data, analysis information of the gas abnormity cause.

Abstract: The present disclosure provides a composition comprising Amuc_1100 (or a genetically engineered host cell expressing the Amuc_1100) and an immune checkpoint modulator, and uses thereof.

Abstract: In a data processing method, an event setting interface of an event is displayed in a first application. The event setting interface includes an event data setting element and a data association control element of the event. Event setting data of the event is received from a user via the event data setting element. The event setting data of the event is sent to a second application based on a user selection of the data association control element. The first application is associated with a first service and the second application is associated with a second service that is different from the first service.

Abstract: A communication method and apparatus are provided. The method includes: A first node determines a sending time point of a second PDCP PDU based on first sending status information from a second node, where the first sending status information is associated with a first PDCP PDU, so that the first node can adjust the sending time point of the second PDCP PDU based on a sending situation of the first PDCP PDU, to avoid too many packet losses caused when a MAC PDU of the second PDCP PDU is not completely sent in a timely manner due to splitting and concatenation, so as to improve reliability of a synchronous data transmission mechanism in an NR system, and improve resource utilization.

Abstract: A terminal device determines that local first system information is abnormal in the case of any of the following: a quantity of times of sending first signaling is greater than or equal to a first preset threshold within first preset duration; a time length in which a first service is unavailable is greater than or equal to a second preset threshold; a change trend of a tag value of a same system information block is abnormal; or a quantity of changes in a tag value of a same system information block is greater than or equal to a third preset threshold within second preset duration. The terminal device receives, from an access network device, second system information that is used to update the local first system information. Therefore, the terminal device can determine as soon as possible whether the terminal device is being attacked by a rogue base station.

Abstract: Some embodiments of the disclosure provide a method for measuring lesion features of hypertensive retinopathy. In some examples, the method includes: acquiring a fundus image (s110); identifying an optic disc region of the fundus image and dividing the fundus image into at least three regions including a first region (c1), a second region (c2), and a third region (c3) on the basis of the optic disc region (b) (s120); performing artery and vein segmentation on the fundus image by a deep learning-based arteriovenous segmentation model to obtain the arteriovenous segmentation result (s130), the arteriovenous vessel annotation results including an artery annotation result (e1), a vein annotation result (e2), and a small vessel annotation result (e3); and measuring lesion features in the fundus image on the basis of the three regions (c1, c2, c3) and the arteriovenous segmentation result (s140).

Abstract: The present disclosure provides an industrial IoT for correction and regulation of a defective product, a control method, and a storage medium. The industrial IoT includes a user platform, a service platform, a management platform, and a sensing network platform that interact in sequence. The service platform, the management platform, and the sensing network platform are all arranged in a front-sub-platform layout. The control method is applied in the industrial IoT. The industrial IoT may calculate whether a defective product is correctable according to a correction cost of the defective product, and may reduce the correction cost and a time consumption of a corresponding correction device, thereby reducing correction cost of the defective product and a loss in a manufacturing process, further ensuring a normal product manufacturing efficiency of the correction device, and thus reducing a correction loss of a waste product and the defective product.

Abstract: The embodiments of the present disclosure provide a driving backplate and a display device adopting the following solutions. The driving backplate comprises: a substrate; a first reflective layer disposed on the substrate; the first reflecting layer is provided with a plurality of first openings; an outline of the first opening comprises a plurality of first grooves; a functional element disposed within the first opening; and a dispensed portion arranged at a periphery of the functional element, and at least part of the first groove is filled by one side of the dispensed portion close to the first reflecting layer.

Abstract: A display panel includes an array substrate, a first flexible circuit board, a non-flexible circuit board, a control circuit board and a second flexible circuit board; the first flexible circuit board is electrically connected to the array substrate; the non-flexible circuit board is electrically connected to the first flexible circuit board; the control circuit board is provided on the non-flexible circuit board and is electrically connected with the non-flexible circuit board; the second flexible circuit board is electrically connected to the non-flexible circuit board.