Abstract: The present invention relates to the field of fluid heat transfer, and discloses a heat transfer enhancement pipe as well as a cracking furnace and an atmospheric and vacuum heating furnace including the same. The heat transfer enhancement pipe (1) includes a pipe body (10) of tubular shape having an inlet (100) for entering of a fluid and an outlet (101) for said fluid to flow out; internal wall of the pipe body (10) is provided with a fin (11) protruding towards interior of the pipe body (10), the fin (11) spirally extends in an axial direction of the pipe body (10), wherein a height of the fin (11) gradually increases from one end in at least a part extension of the fin. The heat transfer enhancement pipe can reduce thermal stress of itself, thereby increasing service life of the heat transfer enhancement pipe.

Abstract: This application relates to the field of wireless communications technologies, and discloses an encoding method and apparatus, to improve accuracy of reliability calculation and ordering for polarized channels. The method includes: obtaining a first sequence used to encode K to-be-encoded bits, where the first sequence includes sequence numbers of N polarized channels, the first sequence is same as a second sequence or a subset of the second sequence, the second sequence comprises sequence numbers of Nmax polarized channels, and the second sequence is the sequence shown in Sequence Q11 or Table Q11, K is a positive integer, N is a positive integer power of 2, n is equal to or greater than 5, K?N, Nmax=1024; selecting sequence numbers of K polarized channels from the first sequence; and performing polar code encoding on K the to-be-encoded bits based on the selected sequence numbers of the K polarized channels.

Abstract: The present disclosure discloses a method for quantifying a bearing capacity of foundation containing shallow-hidden spherical cavities, comprising: in Step 1, constructing a spatial axisymmetric calculation model for stability analysis of the foundation containing shallow-hidden spherical cavities; in Step 2, solving the model to obtain a general solution which reflects the spatial stress distribution of surrounding rock containing shallow-hidden spherical cavities; in Step 3, obtain a mathematical expression by derivation for calculating the bearing capacity of the foundation containing shallow-hidden spherical cavities; and in Step 4: completing the determination of the foundation bearing capacity. Benefits: This method has many advantages such as comprehensive consideration, high accuracy and reliability of calculation results, and may provide the scientific basis for the development of prevention and control against the instability of the foundation containing shallow-hidden cavities.

Abstract: The present disclosure provides an arctigenin liquid nano-preparation and a preparation method thereof, and relates to the technical field of pharmaceutical preparation. In the present disclosure, arctigenin is prepared into a liquid nano-preparation, having advantages of distribution of a droplet diameter on nanoscale, significantly increased specific surface area, rapid absorption, and high bioavailability. Meanwhile, nano-preparation entered the body can be captured by wandering leucocytes, and a medicament is delivered to inflammatory lesions through chemiotaxis, thereby conferring a targeted drug delivery feature on the arctigenin and making a therapy more targeted. Moreover, in the present disclosure, the arctigenin is dissolved in an oil phase, and the oil phase is dissolved in water by emulsification to further make the arctigenin dissolve in the water and increase water solubility of the arctigenin.

Abstract: The present invention provides a high-strength and high-heat-resistant bio-based polyamide composition, which consists of the following parts of materials by mass: 43.50-89.95% of bio-based polyamide resin slices; 10-50% of reinforcements; 0.01-2% of rare earth compounds; 0.01-1% of copper salt antioxidant combinations; 0.01-1% of free-radical scavengers; 0.01-0.5% of heat-conducting masterbatches; 0.01-1% of stabilizers; and 0-1% of dispersants. The advantage of the present invention is presented in that: the bio-based polyamide resin slice is prepared through a stepwise polycondensation process of pentanediamine and adipic acid, or through a stepwise polycondensation process of pentanediamine, adipic acid and terephthalic acid and the pentanediamine is prepared through fermentation of starch, so the prepared polyamide resin pertains to an environmentally-friendly engineering plastic.

Abstract: The present disclosure provides a method for generating a backbone network, an apparatus for generating a backbone network, a device, and a storage medium. The method includes: acquiring a set of a training image, a set of an inference image, and a set of an initial backbone network; training and inferring, for each initial backbone network in the set of the initial backbone network, the initial backbone network by using the set of the training image and the set of the inference image, to obtain an inference time and an inference accuracy of a trained backbone network in an inference process; determining a basic backbone network based on the inference time and the inference accuracy of the trained backbone network in the inference process; and obtaining a target backbone network based on the basic backbone network and a preset target network.

Abstract: Sidelink based relay communications include communications through a relay user equipment (“UE”) between a basestation and a remote UE. Relay communications can be improved by addressing incompatibilities between different devices, which support different features/operations, such as the layers of communication. Access control and an establishment cause value can also be addressed by the relay communications. Paging identification and system information can be communicated by relay communications, such as through the relay UE to improve communications.

Abstract: This application provides a data transmission method. The method includes: receiving a first PDCCH, where the first PDCCH includes first DCI, the first DCI indicates a first resource, and the first resource is used to carry first uplink data; determining a first time period or a second time period, where the first time period includes a time period for monitoring a second PDCCH, and the second time period does not include the second PDCCH; and monitoring the second PDCCH based on the first time period or the second time period.

Abstract: The application discloses a contention-free random access resource indication method, including the following steps: determining, from a random access triggering time, a time different from the random access triggering time by a first interval as a first time, and selecting an RO to carry a preamble at and after the first time, wherein the first interval is a time offset corresponding to a first time offset, the random access triggering time is a time when DCI triggers a random access procedure, and a preamble ID is indicated in DCI. The application further includes a device applying the method. The application solves the problem in an existing method of inadequate preparation time for preamble transmission, and is particularly suitable for a RACH technology of a mobile communication system.

Abstract: The present application discloses a method for multiplexing multi-service UCI on an uplink data channel to solve the problem of different numbers of coded bits of UCI of different services. The method includes: regulating a value of a code rate offset of UCI relative to a UL-SCH, and calculating the number of modulation symbols for transmitting coded information according to the code rate offset. With the consideration that URLLC data requires higher reliability when UCI of the eMBB service is multiplexed on a UL-SCH of the URLLC service, a corresponding numerical value is required to be smaller than 1. When UCI of a URLLC is multiplexed on a PUSCH of the eMBB, the code rate offset is increased. furthermore, high-layer signaling may include a scaling parameter. It is suitable to apply the method disclosed by the present application to different service multiplexing scenarios simultaneously.

Abstract: A mobile communication uplink information transmission method and system are provided, to solve a problem that when a terminal device allocates uplink control information and an uplink shared channel on a semi-statically configured physical uplink shared channel, transmission performance of the uplink shared channel is affected by a quantity of resources occupied by the uplink control information. The method is used for a terminal device to send uplink information and a network device to receive uplink information, and the terminal device receives grant-free resource configuration information, and determines a first resource used to allocate a physical uplink shared channel. The terminal device further determines a third resource used to allocate an uplink shared channel. The third resource is a part of the first resource and does not intersect with the second resource, or the second resource is empty. The present invention further provides a system used for the method.

Abstract: Disclosed in the present application is a hybrid automatic repeat request feedback method, which comprises the steps that: an HARQ-ACK codebook includes HARQ-ACK information of M PDSCHs, the M PDSCHs are all scheduled by first-type PDCCHs, and the first-type PDCCHs are used for activating an SPS configuration; the order of the HARQ-ACK information of the M PDSCHs in the HARQ-ACK codebook is arranged according to at least one parameter value among cell indexes, BWP indexes, SPS configuration indexes and PDSCH transmission moments of the M PDSCHs. The embodiments of the present application also provide a hybrid automatic repeat request feedback method with the participation of second-type PDCCHs for releasing SPS and dynamically configured third-type PDCCHs. The present application also provides a terminal device and a network device to which the method is applied. The present application solves the problem of how to generate an HARQ-ACK codebook when there are multiple PDSCHs in an SPS configuration condition.

Abstract: A method, apparatus, system and medium for transmitting Hybrid Automatic Repeat ReQuest (HARQ). The method includes: receiving, by User Equipment (UE) a first downlink control channel, and the first downlink control channel being used by a network device to schedule the UE to receive a first downlink channel; determining, by the UE, a first uplink channel; sending, by the UE, a HARQ-ACK corresponding to each channel in a first downlink channel set on the first uplink channel, the first downlink channel belonging to the first downlink channel set, and downlink channels included in the first downlink channel set being located in a first HARQ window.

Abstract: The present application discloses an uplink control information transmission method and device. The method includes: determining, by user equipment, a physical uplink control channel (PUCCH) corresponding to uplink control information (UCI); and transmitting, by the user equipment, the UCI on a first PUSCH in a first physical uplink shared channel (PUSCH) set; wherein every PUSCH contained in the first PUSCH set overlaps with the PUCCH in time. In this way, the challenge to the processing capability of the user equipment caused by transmitting the uplink control information on the PUSCHs can be effectively avoided, and meanwhile, the downlink data transmission performance can be ensured.

Abstract: The application provides a method, device, system and storage medium for transmitting Uplink Control Information (UCI). The method includes: a user terminal determines a first resource, in which the first resource is adopted by the user terminal to transmit a Physical Uplink Shared Channel (PUSCH), and the first resource includes NRBPUSCH Resource Blocks (RBs) in a frequency domain; the user terminal transmits first UCI on a second resource, in which the second resource belongs to the first resource; the second resource includes NREUCI Resource Elements (REs), the NREUCI REs include NRE SETUCI RE sets and NRE SEPUCI REs, each of the NRE SETUCI RE sets includes NRBPUSCH REs, and REs with adjacent frequencies of the NRBPUSCH REs are separated by NSCRB subcarriers. By adopting the method, performance for transmitting the UCI on the PUSCH resource may be improved.

Abstract: A multi-gate transistor includes; a doped drain region; a doped source region; a gate group including a first gate and a second gate; a channel, the doped drain region and the doped source region being on respective two sides of the channel; and an interlayer, formed between the channel and the gate group, wherein a first gate voltage and a second gate voltage are applied to the first gate and the second gate of the gate group, respectively, the channel is induced as at least a P sub-channel and at least an N sub-channel and the multi-gate transistor equivalently behaves as a PNPN structure.

Abstract: A multi-gate transistor includes: a doped drain region; a doped source region; a gate group including a first gate and a second gate; a channel, the doped drain region and the doped source region being on respective two sides of the channel; and an interlayer, formed between the channel and the gate group, wherein a first gate voltage and a second gate voltage are applied to the first gate and the second gate of the gate group, respectively, the channel is induced as at least a P sub-channel and at least an N sub-channel and the multi-gate transistor equivalently behaves as a PNPN structure.

Abstract: The present application discloses a method for multiplexing multi-service UCI on an uplink data channel to solve the problem of different numbers of coded bits of UCI of different services. The method includes: regulating a value of a code rate offset of UCI relative to a UL-SCH, and calculating the number of modulation symbols for transmitting coded information according to the code rate offset. With the consideration that URLLC data requires higher reliability when UCI of the eMBB service is multiplexed on a UL-SCH of the URLLC service, a corresponding numerical value is required to be smaller than 1. When UCI of a URLLC is multiplexed on a PUSCH of the eMBB, the code rate offset is increased. furthermore, high-layer signaling may include a scaling parameter. It is suitable to apply the method disclosed by the present application to different service multiplexing scenarios simultaneously.

Abstract: A mobile communication uplink information transmission method and system are provided, to solve a problem that when a terminal device allocates uplink control information and an uplink shared channel on a semi-statically configured physical uplink shared channel, transmission performance of the uplink shared channel is affected by a quantity of resources occupied by the uplink control information. The method is used for a terminal device to send uplink information and a network device to receive uplink information, and the terminal device receives grant-free resource configuration information, and determines a first resource used to allocate a physical uplink shared channel. The terminal device further determines a third resource used to allocate an uplink shared channel. The third resource is a part of the first resource and does not intersect with the second resource, or the second resource is empty. The present invention further provides a system used for the method.

Abstract: The present application discloses an uplink control information transmission method and device. The method includes: determining, by user equipment, a physical uplink control channel (PUCCH) corresponding to uplink control information (UCI); and transmitting, by the user equipment, the UCI on a first PUSCH in a first physical uplink shared channel (PUSCH) set; wherein every PUSCH contained in the first PUSCH set overlaps with the PUCCH in time. In this way, the challenge to the processing capability of the user equipment caused by transmitting the uplink control information on the PUSCHs can be effectively avoided, and meanwhile, the downlink data transmission performance can be ensured.