Abstract: A method for preparing 2,3-dichloro-5-trifluoromethylpyridine, comprising at a temperature of 100˜150° C. and a pressure of 0.5˜5.0 MP, in presence of at least one catalyst selected from supported metal chloride, supported zeolite molecular sieve and supported heteropolyacid, 2-chloro-5-trifluoromethylpyridine reacts with chlorine gas to obtain 2,3-dichloro-5-trifluoromethylpyridine. The preparing method provided by the present invention has advantages such as high selectivity of desired product, high utilization rate of chlorine gas, moderate process condition, simple operation and less three wastes. The present invention also discloses a preparing method for preparing 2-chloro-5-trifluoromethylpyridine, which is capable of reducing unit consumption, reducing separation cost, and improving safety compared to the prior art.

Abstract: Provided are methods and materials for the identification of tumor reactive T cell receptors (TCRs) in samples obtained from a human subject and use of said tumor reactive TCRs for the preparation of engineered T cells for cancer therapy.

Abstract: A method of time synchronization between a DS-TT module inside a logical TSN bridge of a communication network with a TSN Grandmaster (GM) in a TSN Time Domain of the communication network. The method comprises, at a NW-TT module inside the logical TSN bridge, determining a frequency rate ratio between a Time Domain clock frequency (f5GS) and a TSN Time Domain clock frequency (fTSN). Then, using the frequency rate ratio and respective times of receipt of a TSN GM synchronization message at an ingress port of the NW-TT module and at an ingress port of the DS-TT module to determine a DS-TT ingress residence time (RDS-TT). Then, using the RDS-TT to synchronize the DS-TT module with the TSN GM.

Abstract: The present disclosure discloses an electrode structure of a solar cell, which belongs to the technical field of Photovoltaic (PV) cells and includes a conducting layer, and one end, configured to be connected to the solar cell, of the conducting layer is provided with a seed layer, and a width of the seed layer is less than that of the conducting layer. The present disclosure also discloses the solar cell, a cell module and a power generation system applying the electrode structure.

Abstract: An intelligent-cleaning steam oven liner includes a liner body, a door, a heating system, and a spray system. The heating system is used for cooking food in the liner body, and after the food in the liner body is cooked, the spray system cleans an inner wall surface of the liner body. The door is in seal fit with the liner body, and the heating system and the spray system are arranged in the liner body. The heating system realizes the food steaming and roasting function of a steam oven, and after the food is cooked by the heating system, the spray system operates to clean the inner wall of the liner body to keep the liner body clean.

Abstract: The present invention relates to the technical field of medicine and relates to an instant release pharmaceutical preparation of an anticoagulant and a preparation method therefor. The instant release pharmaceutical preparation of an anticoagulant comprises a vicagrel compound or a pharmaceutically acceptable form thereof, the preparation is a tablet or a capsule, the vicagrel or the pharmaceutically acceptable form thereof is provided at a suitable particle size, and the D90 thereof <50 ?m. With regard to the drug-containing particles obtained by the present invention, a pharmaceutical preparation formed therefrom exhibits rapid release characteristics in an in vitro dissolution test and exhibits considerable advantages in pharmacokinetics in vivo, showing a greater degree (AUC) and rate (Cmax) of drug absorption.

Abstract: This invention relates to inhibition of the complement signaling using a humanized anti-C5a antibody. Specifically, the invention relates to methods of treating a complement-mediated disease or complement-mediated disorder in an individual by contacting the individual with the humanized anti-C5a antibody.

Abstract: A fibroblast growth factor 21 (FGF21) mutant protein and use thereof are provided. The FGF21 mutant protein is obtained through the following alteration based on an amino acid sequence of wild-type human FGF21: deleting a proline residue at position 171, or forming a disulfide bond before and after the proline residue at position 171 through substitution, deletion, or addition of one or more amino acid residues. A C-terminus of the FGF21 mutant protein of the present disclosure can resist the enzymatic degradation of fibroblast activation protein (FAP), and maintain an activity for binding to a ?-klotho receptor, which prolongs an in vivo half-life and efficacy of the FGF21 mutant protein.

Abstract: A method of target feature extraction and multi-target tracking based on 4D millimeter wave radar includes acquiring the point cloud data output from the radar and preprocess the point cloud data to eliminate the outlier value; processing the points acquired after preprocessing by Density-Based Spatial Clustering of Applications with Noise (DBSCAN) clustering; processing each of the acquired clusters for target feature extraction; predicting the existing trajectory is predicted, and the prediction results are globally correlated with the clustering results; based on the correlation clustering results, the corresponding multi-target tracking motion state processing is executed to obtain the transverse pendulum angular velocity; and based on the target motion state, the target size information as well as the heading angle information are updated.

Abstract: The present disclosure relates to a method and system for controlling a medical device.

Abstract: An intelligent-cleaning steam oven liner includes a liner body, a door, a heating system, and a spray system. The heating system is used for cooking food in the liner body, and after the food in the liner body is cooked, the spray system cleans an inner wall surface of the liner body. The door is in seal fit with the liner body, and the heating system and the spray system are arranged in the liner body. The heating system realizes the food steaming and roasting function of a steam oven, and after the food is cooked by the heating system, the spray system operates to clean the inner wall of the liner body to keep the liner body clean.

Abstract: A blockchain-based transaction processing method includes: generating at least two transaction sequences based on a smart contract invoked by each transaction in a transaction set and a contract dependency relationship, smart contracts respectively invoked by two transactions belonging to different transaction sequences being independent, and the contract dependency relationship comprising dependency information respectively corresponding to each smart contract and another smart contract; executing the at least two transaction sequences in parallel, to obtain an operation object set of each transaction; traversing the transaction set, and adjusting an execution order of each target transaction in the at least two transaction sequences based on the operation object set of each transaction, the target transaction being a traversed transaction and comprising a common operation object with at least one non-traversed transaction; and re-executing each target transaction based on an adjusted execution order after t

Abstract: Provided is a method and system for controlling data transmission in a 5G-V2X network. The 5G-V2X network has at least one defined geographical area including a plurality of traffic sensing devices (TSDs). Each of the TSDs is configured to provide data over one or more 5G channels to a V2X processing system via an edge gateway module (EGW) of the defined geographical area. The EGW includes a transmission controller (TC). The method comprises the TC dynamically adjusting a data transmission frequency of at least one TSD of the plurality of TSDs in accordance with a transmission control policy.

Abstract: Embodiments of this application relate to a digital certificate verification method and apparatus, a computer device, and a storage medium. The digital certificate verification method is performed by a authentication center, and include receiving a verification request for verifying a target digital certificate; obtaining a target transaction record corresponding to the target digital certificate from a blockchain, the target digital certificate being stored in the blockchain as a transaction resource; obtaining a target account type corresponding to the target transaction record, different account types corresponding to different certificate operation states; and determining a verification result corresponding to the target digital certificate according to the target account type.

Abstract: A transmission shifting and parking structure includes a rotary drive mechanism, a shifting rocker arm, a shift fork, a shifting actuator, a driving guide shaft, a parking rocker arm, a parking push rod assembly, and a parking actuator; the rotary drive mechanism drives the driving guide shaft to rotate; one end of the shifting rocker arm and one end of the parking rocker arm are fixed on the driving guide shaft and rotate with the driving guide shaft; the other end of the shifting rocker arm is provided with a cylindrical pin, as the shifting rocker arm rotates, the cylindrical pin moves along a shift fork typed groove provided on the shift fork and drives the shift fork to move; the shift fork typed groove is provided with multiple positions corresponding to gear positions; the other end of the parking rocker arm is hinged with the parking push rod assembly.

Abstract: A method for preparing a bisphenol phosphate hydroxyl aluminum salt nucleating agent is provided, which adopts organic aluminum alcoholate as raw materials to prepare bisphenol phosphate hydroxyl aluminum salt. In prior art, a neutralization reaction of bisphenol phosphate and sodium hydroxide is firstly performed, so as to prepare bisphenol phosphate sodium salt; then a double decomposition reaction of sodium salt and inorganic aluminum salt is performed to prepare the bisphenol phosphate hydroxyl aluminum salt. The present invention combines the two-step reaction in prior art into the one-step reaction of phosphate and organic aluminum alcoholate for synthesizing the bisphenol phosphate hydroxyl aluminum salt, thereby simplifying the production process, improving the production efficiency, shortening the reaction time, and improving the product quality.

Abstract: A method of target feature extraction and multi-target tracking based on 4D millimeter wave radar includes acquiring the point cloud data output from the radar and preprocess the point cloud data to eliminate the outlier value; processing the points acquired after preprocessing by Density-Based Spatial Clustering of Applications with Noise (DBSCAN) clustering; processing each of the acquired clusters for target feature extraction; predicting the existing trajectory is predicted, and the prediction results are globally correlated with the clustering results; based on the correlation clustering results, the corresponding multi-target tracking motion state processing is executed to obtain the transverse pendulum angular velocity; and based on the target motion state, the target size information as well as the heading angle information are updated.

Abstract: Described is a method of synchronizing a TSN NW-TT module inside a UPF with a Grandmaster (GM) in a Time Domain of the communication network. The method comprises receiving one or more PTP or gPTP messages on an N3 interface of the UPF. The method includes determining a first time offset value between the GM and the UPF N3 interface based on information received in the PTP or gPTP messages. A timing of the UPF N3 interface is adjusted using the determined first time offset value to synchronize the time between the UPF N3 interface and the GM. The method includes determining a second time offset value between the UPF N3 interface and the NW-TT module. A timing of the NW-TT module is adjusted using the determined second time offset value to synchronize the time between the NW-TT module and the GM.