Abstract: The disclosure relates to novel RNA ribozyme constructs encoding foreign proteins or functional RNAs, with a circularization system based on group I introns, which are capable of self-circularizing with high efficiency without introducing extraneous fragments, as well as to methods of using the constructs to make circular RNAs.

Abstract: An in-situ evaluation method and system for loess collapsibility based on non-destructive time-domain reflection technology, includes: calculating loess dry density and mass water content; considering loess dry density, mass water content and basic physical property indicators, and evaluating loess collapsibility in situ through mathematical models. The loess collapsibility in-situ evaluation method based on the non-destructive time domain reflectometry technology of the present invention can not only realize whether the loess has collapsibility, but also has the potential to distinguish strong, medium and slight collapsibility.

Abstract: Disclosed are a vehicle body side reinforcing structure and a vehicle. The vehicle body side reinforcing structure includes an A-pillar reinforcing plate in an A-pillar, a B-pillar reinforcing plate in a B-pillar, a roof side rail reinforcing plate in a roof side rail, a doorsill beam, a C-pillar, a D-pillar and a C/D-pillar connecting cross member. The A-pillar reinforcing plate, the roof side rail reinforcing plate and the D-pillar are sequentially connected in a length direction of a vehicle body. The doorsill beam is connected between a bottom end of the A-pillar reinforcing plate and a front end of a rear floor longitudinal beam. A rear end of the D-pillar is connected to a rear end of the rear floor longitudinal beam. The vehicle body side reinforcing structure may enhance structural strength of a body side of a vehicle, thereby facilitating improvement of quality of a whole vehicle.

Abstract: A communication apparatus and an electronic device for implementing multi-carrier aggregation are provided. The communication apparatus includes a transceiver and an antenna array. The transceiver is coupled to a plurality of radio frequency channels, and the plurality of radio frequency channels are coupled to all antenna units in the antenna array in a one-to-one manner. Each of the plurality of radio frequency channels includes a phase shifter, and the phase shifter is configured to set a phase of a radio frequency signal transmitted in the radio frequency channel. The antenna array includes a plurality of first antenna units and a plurality of second antenna units. The plurality of first antenna units are configured to transmit a plurality of radio frequency signals of a first band, to form a first carrier signal pointing to a first direction.

Abstract: Computational methods and systems to detect anomalous behaving resources and objects of a distributed computing system are described. Multiple streams of metric data representing usage of various resources of the distributed computing system are sent to a management system of the distributed computing system. The management system updates a performance model based on newly received metric values of the streams of metric data. The updated performance model is used to detect changes in one or more of the streams of metric data. The changes may be an indication of anomalous behavior at resources and objects associated with the streams of metric data. An anomaly listener is notified of anomalous behavior by the resource or object when a change in one or more of the streams of metric data is detected.

Abstract: The present invention relates to a nitrogen-containing heterocyclic derivative EGFR inhibitor, a preparation method therefor and a use thereof. In particular, the present invention relates to a compound represented by general formula (I), a preparation method therefor, a pharmaceutical composition containing the compound, and a use thereof as an EGFR inhibitor in treating cancer.

Abstract: A transport robot may include a body, a lifting assembly arranged on the body, and a first climbing assembly arranged on the lifting assembly and located on only one side of the body in a horizontal direction. The lifting assembly is configured to drive the first climbing assembly to ascend or descend. The first climbing assembly is configured to be docked with a second climbing assembly of a rack after being driven to ascend, and to climb along the second climbing assembly in a vertical direction.

Abstract: The present disclosure provides a design method and device for a high polarization isolation fence which includes the following steps: Setting the material, application environment, and initial structural parameters of the high polarization isolation fence to form an initialized high polarization isolation fence and performing it to obtain antenna performance parameters with the initialized high polarization isolation fence and without the high polarization isolation fence loaded; Debugging the initial structural parameters to determine the optimization range corresponding to each structural parameter; and obtaining the target high polarization isolation fence based on the optimization range corresponding to each structural parameter and the current antenna performance parameters of the initialized high polarization isolation fence.

Abstract: A dual-channel laser confocal microscope system for crosstalk elimination is provided, which includes an illumination module, a scanning-imaging module, an acquisition module and a control and reconstruction module. The illumination module is configured to emit dual-wavelength parallel laser beams. The scanning-imaging module is configured to scan the to-be-tested sample point by point to excite and collect the fluorescence signal. The acquisition module is configured to separate the fluorescence signals into different acquisition channels and complete the optical signal acquisition. The control and reconstruction module is configured to control the pulse interleaved excitation of the illumination module and scanning imaging, and is also configured to decouple and reconstruct the fluorescence signals in the different acquisition channels to obtain confocal images without crosstalk for different wavelengths.

Abstract: A coated seed comprises a seed, and a coating composition coated on the seed comprising a polar polyolefin dispersion, which comprises: 1) a polar polyolefin; and 2) a neutralizing base; wherein the polar polyolefin is an olefin copolymer that contains one or more polar groups, wherein the polar groups are selected from the group consisting of a carboxylic acid group, a carboxylic acid anhydride group or a carboxylic acid salt moiety; wherein the neutralizing base is abase that modifies at least a portion of the carboxylic acid group, carboxylic acid anhydride group or carboxylic acid salt moiety of the polymer to form a stable aqueous dispersion with the polar polyolefin.

Abstract: Apparatuses and methods for pipelining memory operations with error correction coding are disclosed. A method for pipelining consecutive write mask operations is disclosed wherein a second read operation of a second write mask operation occurs during error correction code calculation of a first write mask operation. The method may further including writing data from the first write mask operation during the error correction code calculation of the second write mask operation. A method for pipelining consecutive operations is disclosed where a first read operation may be cancelled if the first operation is not a write mask operation. An apparatus including a memory having separate global read and write input-output lines is disclosed.

Abstract: The present invention relates to a propylene ketone-containing bioinhibitor, a preparation method therefor, and a use thereof. In particular, the present invention relates to the compound represented by each of the general formulas or a stereoisomer thereof, a preparation method therefor, a pharmaceutical composition containing the compound, and a use thereof in the preparation of a drug for treating cancer and other related diseases.

Abstract: Disclosed are a tweeter and an automobile audio system. The tweeter comprises: a bracket; a diaphragm comprising a top portion and an edge ring; a magnetic motor system; and a voice coil. A first cavity is formed between the top portion of the diaphragm, an inner wall of the voice coil, and the magnetic motor system. The bracket has an annular inner flange and an annular outer flange, the edge ring of the diaphragm is connected to the outer flange of the bracket, and the magnetic motor system is connected to the inner flange of the bracket, so that a second cavity is formed between the edge ring of the diaphragm, an outer wall of the voice coil, and the bracket. A through hole is opened on the voice coil, and the first cavity is in communication with the second cavity by the through hole.

Abstract: The present invention provides a non-real-time data transmission method, including the following steps: periodically carrying out collaborative adjustment of the idle bandwidth occupation; and intermittently measuring an idle bandwidth between every two adjacent collaborative adjustment events of the idle bandwidth occupation and adjusting a data transmission rate according to the measurement results.

Abstract: A sensor circuit that is capable of sensing of neural action potentials is disclosed. The circuit can be designed to minimize power dissipation and total silicon area so that it can be incorporated into a massively parallel sensor array and ultimately implanted in the body (e.g., into the brain) in a safe manner. The circuit can also be designed to be tunable such that it can be optimized in silico prior to fabrication and can be optimized through the use of controllable current sources after fabrication.

Abstract: A wireless communication method and apparatus, and a radio frequency subsystem are provided. The apparatus includes a local oscillator circuit, configured to provide a local oscillator signal; a radio frequency transmitter coupled to the local oscillator circuit, configured to send a first signal on a first carrier based on the local oscillator signal provided by the local oscillator circuit; a radio frequency receiver coupled to the local oscillator circuit, configured to receive a second signal on a second carrier based on a local oscillator signal of a same frequency as the local oscillator signal provided by the local oscillator circuit; and a digital frequency converter coupled to the radio frequency transmitter and the radio frequency receiver, configured to provide a digital frequency conversion operation to compensate for a frequency difference between a center frequency of the first carrier and a center frequency of the second carrier.

Abstract: The present disclosure relates to electronic devices and communication systems. One example electronic device includes a power divider array that includes a general input port and a plurality of branch output ports. The power divider array has a filter mode and a power splitter mode that are switchable. In the power splitter mode, the power divider array is configured to implement power distribution of a signal from the general input port to the plurality of branch output ports. In the filter mode, the power divider array is configured to filter a signal transmitted between the general input port and the plurality of branch output ports.

Abstract: A heat dissipation structure, for cooling a vehicle charging device, is provided and includes a cover body, a housing and a flow channel structure. The housing includes a bottom wall, an inlet end and an outlet end. The cover body is hermetically sealed to the bottom wall of the housing. The inlet end and the outlet end are respectively disposed on at least one sidewall of the housing. The flow channel structure is disposed in the housing and includes a first channel and at least one second channel communicating with each other. The inlet end communicates with the first channel. The outlet end communicates with the at least one second channel. The first channel is formed between the bottom wall of the housing and the cover body, and the at least one second channel rises from the first channel. A vehicle charging device is also provided.

Abstract: Disclosed are an advanced persistent threat (APT) detection method and system based on a continuous-time dynamic heterogeneous graph network (CDHGN). The method includes: selecting network interaction event data, extracting entities from the network interaction event data as source nodes and target nodes, extracting an interaction event occurring between a source node and a target node as an edge, and determining a type and an attribute of a node, a type and an attribute of the edge, and a moment at which an interaction event occurs, to obtain a continuous-time dynamic heterogeneous graph; converting each type of edge in the continuous-time dynamic heterogeneous graph into a vector by a CDHGN encoder, to obtain an embedding representation by a CDHGN decoder to obtain a detection result of whether each type of edge is an abnormal edge, to intercept an APT attack.

Abstract: An electric motorcycle includes a frame assembly, a front wheel assembly, a rear wheel assembly and a battery compartment assembly. The frame assembly includes a casing and a seat assembled on the casing. The front wheel assembly is fixed on a first end of the frame assembly. The rear wheel assembly is fixed on a second end of the frame assembly. The battery compartment assembly is fixed on the casing and includes a battery pack and a compartment body to house the battery pack. The compartment body is integrally arranged with the casing. The battery pack is insertable and mounted in the compartment body. The casing is provided with a first receiving portion and a second receiving portion. A bottom of the seat is correspondingly provided with a first locking portion and a second locking portion to be clamped with the first receiving portion and second receiving portion.