Abstract: Methods, systems, and devices related to related to digital wireless communication, and more specifically, to techniques related to transmitting data and feedback data between network elements is disclosed. In one exemplary aspect, a method for wireless communication includes transmitting data from a first network element to a second network element. The method also includes receiving, at the first network element, feedback data from the second network element, where the feedback data includes a highest delivered packet data convergence protocol (PDCP) sequence number (SN) and information indicative of a range of data that has been successfully delivered to a terminal. The method also includes retransmitting at least a portion of the data from the first network element based on the feedback data.

Abstract: The present disclosure provides a cell handover method, a cell handover device, a user processing method and a user processing device. Specifically, the cell handover method includes receiving a measurement report uploaded by a User Equipment (UE), and sending a request message, which is configured to instruct a target network element to establish a UE text, to the target network element in response to the measurement report; and handing the UE over to a target cell corresponding to the target network element according to the UE text.

Abstract: A risk prediction and early warning method for water environments based on a water environment model predicting pollution discharge information for all pollution sources in a watershed, and including: selecting pollution sources requiring environmental risk prediction and early warning and dividing these into different risk prediction/early warning levels; determining from official environmental monitoring data and literature research initial elements for environmental pollution risk evaluation; obtaining principal pollution elements affecting pollution events; generating a plurality of environmental risk prediction and early warning models; forming a comprehensive fuzzy risk prediction and early warning model by combining the several risk prediction and early warning models having the best selective performance; inputting principal pollution element values into the comprehensive fuzzy risk prediction and early warning model, and predicting risk values for pollution events at pollution sources.

Abstract: A risk prediction and early warning method for water environments based on a water environment model predicting pollution discharge information for all pollution sources in a watershed, and including: selecting pollution sources requiring environmental risk prediction and early warning and dividing these into different risk prediction/early warning levels; determining from official environmental monitoring data and literature research initial elements for environmental pollution risk evaluation; obtaining principal pollution elements affecting pollution events; generating a plurality of environmental risk prediction and early warning models; forming a comprehensive fuzzy risk prediction and early warning model by combining the several risk prediction and early warning models having the best selective performance; inputting principal pollution element values into the comprehensive fuzzy risk prediction and early warning model, and predicting risk values for pollution events at pollution sources.

Abstract: The present disclosure discloses a high-temperature-stability permanent magnet material and an application thereof. The microstructure of the permanent magnet material comprises a first magnetic phase and a second magnetic phase; the first magnetic phase is a magnetic phase with uniaxial anisotropy, and the second magnetic phase is a magnetic phase with spin reorientation transition; and the first magnetic phase and the second magnetic phase are isolated from each other; and the absolute value of the temperature coefficient of saturation magnetization intensity of the first magnetic phase is less than 0.02%/° C. By means of the permanent magnet material comprising the first magnetic phase and the second magnetic phase, a positive temperature coefficient of coercivity can be obtained, so that obtaining a low temperature coefficient of coercivity can be targeted, regular and universal.

Abstract: An example technique for communicating transmission delay includes receiving, at a first communication node, delay information from a second communication node for data packets transmitted from the second communication node to the first communication node, determining, by the first communication node, a transmission delay of the data packets based on the delay information, receiving, at the first communication node, a first message from a third communication node requesting the transmission delay of the data packets; and transmitting, from the first communication node in response to the first message, a second message to the third communication node, the second message including the transmission delay for the data packets.

Abstract: A cell handover method, a cell handover device, a user processing method and a user processing device are disclosed. The cell handover method includes receiving a trigger message sent by a User Equipment (UE), and sending a UE context setup request, which is configured to instruct a target distributed network element to set up a UE context, to the target distributed network element in response to the trigger message.

Abstract: Provided is a data transmission method and a data transmission apparatus. The method includes: obtaining measurement results of channel transmission qualities of multiple channels, where a data duplication transmission function is configured on the multiple channels and is used for indicating an establishment of multiple connections with a terminal on the multiple channels, and the multiple connections are used for simultaneous transmissions of duplicated data on the multiple channels; determining, according to the obtained measurement results, whether to activate the data duplication transmission function; and performing a data transmission with the terminal on the multiple channels according to a determination result.

Abstract: Provided are a non-public network configuration method and apparatus, a centralized unit (CU), a distributed unit (DU), a base station, and a computer-readable storage medium. The method includes: a CU acquiring configuration information of closed access group (CAG) cells of at least one DU in a base station to which the CU belongs; and the CU determining information about an activated CAG cell according to the configuration information of the CAG cells, and notifying the at least one DU of the information about the activated CAG cell.

Abstract: A method for determining sand pumping parameters based on width distribution of fracture, including: acquire basic parameters of a target reservoir, simulate a propagation of the fracture, and obtain a propagation pattern and width distribution of the fracture; determine a maximum proppant particle size for entering the fracture at all width levels according to statistical results of the width distribution of the fracture; determine a multi-size combination of proppants according to a mapping table for particle size vs mesh of proppants, and determine an initial ratio of the proppant with each particle size; conduct a numerical simulation of proppant transportation in the fracture to determine a retention ratio of the proppants with each particle size; correct the initial ratio of the proppants with each particle size; calculate an amount of the proppants with each particle size according to the final ratio and the sand pumping intensity and fracturing interval length.

Abstract: Location-based binning can separate defects on different rows of channel holes in a 3D NAND structure to corresponding bins. A one-dimensional projection of an image is generated and a one-dimensional curve is formed. A mask is generated from the one-dimensional curve. Defects in the image are detected using the mask and location-based binning is performed.

Abstract: A data transmission method includes: a communication node acquiring a layer 2 measurement value, and sending the layer 2 measurement value to a TCE. Another data transmission method includes: a DU acquiring a DU-side layer 2 measurement value, and sending the DU-side layer 2 measurement value to a CU or a TCE. Another data transmission method includes: a CU acquiring a DU-side layer 2 measurement value transmitted by a DU, and sending the DU-side layer 2 measurement value and a CU-side layer 2 measurement value to a TCE. Another data transmission method includes: a CU-UP acquiring a CU-UP-side layer 2 measurement value, and sending the CU-UP-side layer 2 measurement value to a CU-CP or a TCE. Another data transmission method includes: a CU-CP acquiring a CU-UP-side layer 2 measurement value transmitted by a CU-UP, and transmitting the CU-UP-side layer 2 measurement value to a TCE.

Abstract: A composition comprising catalase, a preparation method and a use thereof, and a method for killing tumor cells are provided. The composition comprises a radionuclide labeled to a biomacromolecule, a soluble alginate and catalase. The composition can be injected into the tumor through an interventional treatment. A gel is formed when an alginate ion in the composition enters the tumor and encounters a calcium ion, such that the radionuclide and the catalase are uniformly confined in the tumor. The composition comprising catalase utilizes catalase to decompose dissolved oxygen generated from hydrogen peroxide in the tumor to advance the hypoxic state of the tumor cells, and the tumor cells are killed with radiation after the hypoxic state thereof has been advanced, and thus the invention has good prospects for applications in cancer therapy.

Abstract: Provided are an egg-type chicken whole-genome SNP chip and the use thereof. The SNP loci of the chip are respectively derived from 14,624 SNP loci shared by each line of the major egg-type chickens in China; 3,677 SNP loci associated with disease-resistant traits in egg-type chickens; 16,000 SNP loci associated with economic traits in egg-type chickens; and 9,358 SNP loci making up genomic regions not covered by the foregoing probes. The 43,681 SNPs on the egg-type chicken whole-genome SNP chip have DNA sequences as represented by SEQ ID NO. 1-43,681. The chip can specifically identify the genetic relationship between commercial egg-type chickens and egg-type chickens of local breeds, and can also perform applications such as whole-genome association analysis, genome selective breeding, and QTL location analysis of target traits and population genetic analysis.

Abstract: The present invention discloses a method for experimentally determining the influence of acid liquor on the Young modulus of compact carbonate rock.

Abstract: Provided are a data retransmission indication and processing method and device. The data retransmission indication method includes: a first network element sends a retransmission indication message to a retransmission network element, the retransmission indication message being used to instruct the retransmission network element to retransmit segment data of a Packet Data Convergence Protocol (PDCP) Protocol Data Unit (PDU), which fails to transmit by the first network element, to a terminal.

Abstract: A composition comprising catalase, a preparation method and a use thereof, and a method for killing tumor cells are provided. The composition comprises a radionuclide labeled to a biomacromolecule, a soluble alginate and catalase. The composition can be injected into the tumor through an interventional treatment. A gel is formed when an alginate ion in the composition enters the tumor and encounters a calcium ion, such that the radionuclide and the catalase are uniformly confined in the tumor. The composition comprising catalase utilizes catalase to decompose dissolved oxygen generated from hydrogen peroxide in the tumor to advance the hypoxic state of the tumor cells, and the tumor cells are killed with radiation after the hypoxic state thereof has been advanced, and thus the invention has good prospects for applications in cancer therapy.

Abstract: This disclosure relates generally to wireless communications and, more particularly, to systems and methods for dynamic configuration of a packet duplication convergence protocol (PDCP) configuration. In one embodiment, a method performed by a communication device includes: receiving configuration information from a communication node; and determining, for a packet duplication protocol per data radio bearer, a number of copies or a logical path based on the configuration information.

Abstract: Provided are a data transmission method and apparatus, a data sending method and apparatus, and a data transmission system. The data transmission method includes: receiving, by a second network node, data which carries a protocol data unit (PDU) and is sent by a first network node, where the PDU at least includes quality of service (QOS) information bearing the data, and the QOS information includes at least one of: a QOS flow identifier (QFI) indication of the data, or a fifth-generation QOS identifier (5QI) corresponding to the data.

Abstract: Provided are a method and device for transmitting a paging message, and a storage medium. The method includes: generating a paging message, and transmitting the paging message to a distributed network unit (DU), where the paging message includes assistance information, and the assistance information is used for instructing the DU to transmit the paging message.