Abstract: Provided are a pump assembly and a proportioning machine. The pump assembly includes a driving mechanism, including a driving motor; a first pump body; a second pump body; and a third pump body. The first pump body and the second pump body are in transmission connection, when the driving motor rotates along a first direction, a rotating shaft of the third pump body does not rotate, the driving motor drives a rotating shaft of the second pump body to rotate, the second pump body drives a rotating shaft of the first pump body to rotate, when the driving motor rotates along a second direction, the rotating shafts of the first pump body and the second pump body do not rotate, the driving motor drives the rotating shaft of the third pump body to rotate, and the first direction and the second direction are opposite.

Abstract: A network access method and apparatus for improving network access accuracy of a terminal device are disclosed.

Abstract: A method for operating a memory device is provided. A first address is decoded to select a bit line of a memory device. A second address is decoded to select a word line of the memory device. A word line voltage is applied to the selected word line. A bit line voltage is applied to the selected bit line. A first bias voltage is applied to each of a plurality of unselected word lines connected to a plurality of memory cells connected to the selected bit line san a memory cell connected to both the selected bit line and the selected word line.

Abstract: Semiconductor structures and methods for fabricating semiconductor structures are provided. A semiconductor structure includes a first fin extending in an X-direction and a second fin parallel to the first fin and distanced from the first fin in a Y-direction perpendicular to the X-direction. Each fin is formed with a first device area and a second device area aligned in the X-direction; an isolation region disposed between the fins; an isolation structure disposed between the device areas in each fin; and an isolation layer disposed under the fins. The isolation region contacts the isolation layer, the isolation structure contacts the isolation layer, and the isolation region contacts the isolation structure to isolate the first fin from the second fin and to isolate the first device area from the second device area in each fin.

Abstract: A case is applicable to a compressor. The compressor includes a compressor controller and a compressor body. The compressor controller is disposed on the compressor body, and the case at least partially covers the compressor controller.

Abstract: An emergency treatment device for algal blooms in reservoir tributaries and bays includes a hull, an automatic detection unit provided on the hull, an algae collection-separation unit, an ultrasonic algae removal unit, a micro-current electrolytic algae suppression unit, an algaecide adding unit, a power unit and a control unit. The automatic detection unit, the algae collection-separation unit, the ultrasonic algae removal unit, the micro-current electrolytic algae suppression unit, the algaecide adding unit and the power unit are connected with the control unit. The algae collection-separation unit is used for suction and ex-situ treatment of high-density algae on a surface of the water body. The ultrasonic algae removal unit, the micro-current electrolytic algae suppression unit and the algaecide adding unit are used for in-situ treatment of algae in the water body.

Abstract: A method, an apparatus and a device for suppressing a first HVDC commutation failure under an AC system fault are provided. The method includes: obtaining a three-phase voltage of a converter bus, and calculating a zero-sequence component amplitude and an ?? component amplitude; calculating a first trigger-angle command for a single-phase fault and a second trigger-angle command for a three-phase fault; selecting a smaller one of the first trigger angle command and the second trigger angle command as a trigger-angle command for an extinction-angle controller; and adjusting a trigger angle of the HVDC transmission system by using the trigger-angle command as an upper limit value for an output of the extinction-angle controller of the HVDC transmission system.

Abstract: Provided are a method and apparatus for analyzing a laying stress on a cable. The method for analyzing a laying stress on a cable includes: segmenting, according to cable grounding manners, cable laying manners and cable bending types that correspond to the discrete points of pipeline detection in a cable laying channel, the discrete points; and performing, according to segmentation information and measurement information of the discrete points, stress analysis calculation on minimum segments in which the discrete points are located. In the present application, stress analysis of each segment of the cable during the cable laying process is achieved in real time, providing data support for laying the cable. Workers responsible for laying the cable can adopt corresponding protective measures during the laying process according to a stress analysis result so that the cable can be really protected, improving the safety of the cable during the cable laying process.

Abstract: In various aspects of the present disclosure, systems and methods are described to identify and resolve structured queries so they execute consistently and accurately against any data architecture, and for example, dynamic or unstructured database stores. According to one embodiment, a dynamic schema data system implements a query dialect that is configured to expose underlying flexible schemas of the dynamic schema data system, any structured data, unstructured or partially structured data, and expressive querying native to the dynamic schema system in a language that is compatible with structured queries, and for example, compatible with SQL-92. In further embodiments, the query dialect is configured to enable consistency with existing dynamic schema database query semantics (e.g., the known MongoDB database and associated query semantics).

Abstract: A memory circuit includes first and second NVM devices and a driver circuit including first and second power switches and first and second drivers. The first and second power switches generate first and second power signals, the first and second drivers output first and second activation signals to the first and second NVM devices responsive to the first and second power signals, respectively, and the driver circuit is configured to output a third activation signal having a voltage less than that of the first activation signal to the first NVM device and to output a fourth activation signal having a voltage less than that of the second activation signal to the second NVM device. The first activation signal and the third activation signal are based on a first enable signal, and the second activation signal and the fourth activation signal are based on a second enable signal.

Abstract: Embodiments of this application provide a communication method, apparatus, and system. The method includes: A first user plane network element controls, based on a first AMBR, one or more data flows that are in data flows of a first session and that are transmitted on a data transmission channel of a first access technology; and a UL CL controls, based on a second AMBR, data flows that are in the data flows of the first session and that are transmitted on data transmission channels of a second access technology. This implements control on the data flows of the session and helps improve communication quality.

Abstract: The present application provides a method for estimating abundance and distribution features of antibiotic resistance genes (ARGs) in surfacial sediments of lake and reservoir, including step 1 of obtaining an annual input total of nitrogen and phosphorus pollutants of each tributary flowing into the lake and reservoir; step 2 of constructing a linear regression equation between the abundance of each type of ARGs and the nitrogen and phosphorus discharge; and step 3 of calculating annual input total of nitrogen and phosphorus pollutants to be estimated for each geographical location of the lake and reservoir using inverse distance weighting interpolation analysis based on the annual input total of the nitrogen and phosphorus pollutants obtained in step 1, and substituting the calculated annual input total into the linear regression equation to estimate the abundance of each type of ARGs and analyze a distribution feature of the ARGs.

Abstract: A cloud data processing system including the cloud site, the cloud platform, and a management and control module. The cloud site is configured to send first data to the management and control module. The management and control module is configured to verify the first data based on a first available data pool, and send the first data to the cloud platform when determining that the first data passes the verification based on the first available data pool. The first available data pool is a data pool determined based on configuration information of the user of the cloud service provided by the cloud site. The cloud platform is configured to store the first data after receiving the first data from the management and control module.

Abstract: The present application provides a computer numerical control (CNC) machine, a machining method and a device thereof. The method includes: acquiring spatial locations of measuring points for a machined object; establishing mapping relationships between the measuring points according to the spatial locations of the measuring points; and matching the mapping relationships according to a target processing graphic and carrying out machining of the target processing graphic on the machined object.

Abstract: A memory circuit includes a memory array, and a peripheral circuit. The peripheral circuit includes an internal clock generating circuit, and a first access signal generating circuit. The internal clock generating circuit is configured to, in response to a control signal pulse, generate a series of internal clock pulses at an internal clock period corresponding to a pulse width of the control signal pulse. The first access signal generating circuit is configured to, in response to a first edge of the control signal pulse, generate a first access signal. The peripheral circuit is configured to control an access operation in the memory array, based on at least one internal clock pulse in the series of internal clock pulses, and the first access signal.

Abstract: This application discloses a communication method and apparatus, to improve transmission efficiency of a control plane message of a terminal according to a control and provisioning of wireless access points protocol. In this application, a control request message of a terminal may be transmitted between a first communication apparatus and a second communication apparatus through a target channel. Because the target channel supports concurrency of a plurality of messages, transmission efficiency of the control request message of the terminal can be improved.

Abstract: A method for positioning a movable head is provided, the method includes: displaying a marking point on a target interface in response to a request for obtaining position information of the movable head; the marking point characterizes a coordinate position of the movable head mapped to the target interface; and making the marking point displace on the target interface correspondingly when the movable head is displaced, to make the marking point fall on a machining element input on the target interface.

Abstract: A memory circuit includes a plurality of bitcells coupled to a plurality of bitlines, a plurality of wordlines, a plurality of source lines, and a control line. A first of the bitcells and a second of the bitcells are coupled to a first of the bitlines. The first bitcell is coupled to a first of the source lines. The second bitcell is coupled to a second of the source lines. The first source line is different from the second source line.

Abstract: A memory circuit includes a non-volatile memory cell, a comparator and a detection circuit. The comparator is coupled to the non-volatile memory cell, and configured to generate a first output signal. The comparator including a first input terminal and a first output terminal. The first input terminal is coupled to the non-volatile memory cell by a first node, and configured to receive a first voltage. The first output terminal is configured to output the first output signal. The detection circuit is coupled to the comparator and the non-volatile memory cell. The detection circuit is configured to latch the first output signal and disrupt a current path between at least the non-volatile memory cell and the comparator. The detection circuit includes a first inverter coupled to the first output terminal of the comparator and configured to generate an inverted first output signal.

Abstract: A memory device and a method of operating a memory device are disclosed. In one aspect, the memory device includes a plurality of non-volatile memory cells, each of the plurality of non-volatile memory cells is operatively coupled to a word line, a gate control line, and a bit line. Each of the plurality of non-volatile memory cells comprises a first transistor, a second transistor, a first diode-connected transistor, and a capacitor. The first transistor, second transistor, first diode-connected transistor are coupled in series, with the capacitor having a first terminal connected to a common node between the first diode-connected transistor and the second transistor.