Abstract: A juicer and blender-compatible power device, comprising: a driving part used for generating power; a first driving shaft and a second driving shaft, wherein the first driving shaft rotates by means of the driving part, the second driving shaft is a hollow shaft, the first driving shaft penetrates the inside of the second driving shaft, and the second driving shaft rotates at a speed different from that of the first driving shaft; a supporting part, wherein end parts of the the first driving shaft and the second driving shaft protrude from a hole of the supporting part, and the second driving shaft may be rotatably supported on the supporting part; a first bearing arranged between the first driving shaft and the second driving shaft; and a second bearing arranged between the second driving shaft and the supporting part. The first bearing and the second bearing are arranged to overlap in the horizontal direction.

Abstract: The present disclosure relates to a driving apparatus for combined use of juicer and mixer, and the driving apparatus for combined use of juicer and mixer according to the present disclosure includes a driving part for generating power; a first driving shaft that is rotated by the driving part, and a second driving shaft having a hollow shaft through which the first driving shaft penetrates and rotating at a different speed from the first driving shaft; a support part that has a hole through which an end part of the first driving shaft and the second driving shaft protrude, and that rotatably supports the second driving shaft; a first bearing disposed between the first driving shaft and the second driving shaft; and a second bearing disposed between the second driving shaft and the support part, wherein the first bearing and the second bearing are disposed to overlap each other in a horizontal direction.

Abstract: A question generation model training method, includes: obtaining a historical complex question, an answer corresponding to the historical complex question, and a historical document-based knowledge base corresponding to the historical complex question, wherein the historical document-based knowledge base includes at least one historical document related to the historical complex question; extracting an entity term related to the historical complex question from the historical document, constructing a simple question based on the entity term, and determining a plurality of historical knowledge points based on the simple question and the historical complex question; and training a question generation model based on the historical document and the plurality of historical knowledge points by using a preset loss function, to obtain a trained question generation model, wherein the question generation model is used to generate a historical complex question corresponding to the historical document.

Abstract: Implementations of the present specification disclose an event risk detection method, apparatus, and device.

Abstract: An electrode plate includes a first current collector and a first active coating layer coated on a surface of the first current collector, and a plurality of grooves are disposed on the first active coating layer, on at least one side surface of the electrode plate, at intervals. By disposing a plurality of grooves on the first active coating layer of the electrode plate, a length of a migration path of an electrolyte in a negative electrode plate may be reduced, a lithium plating window may be expanded, a risk of lithium plating may be reduced, and a utilization rate of the negative electrode plate may be improved. Meanwhile, a potential of a side surface, close to a separator, of the negative electrode plate may be improved, the cycle performance of the battery may be improved, and a concentration of the electrolyte may be homogenized.

Abstract: An apparatus for wireless communication, comprising a processing unit adapted for executing a beam-alignment protocol based on a sequence of communication data-patterns, each associated with one of a sequence of alignment subcarrier-frequency slots. The protocol comprises receiving a plurality of receive information records, one from each of a plurality of wireless end devices and indicative of a plurality of signal qualities of the sequence of beam-alignment signals. Each beam alignment signal is received by the respective wireless end device in an alignment subcarrier-frequency-slot associated with the respective communication data-pattern associated with the beam-alignment signal. The protocol further comprises computing according to the plurality of receive information records a plurality of preferred communication channels, each for one of a plurality of wireless access points, and configuring the plurality of wireless access points according to the plurality of preferred communication channels.

Abstract: To achieve adaptive transmission beam sweeping, a user equipment sweeps one or more transmit, TX, beams to transmit a Sounding Reference Signal, SRS, sequence within one SRS orthogonal frequency-division multiplexing, OFDM, signal duration, wherein each TX beam is applied on a group of time consecutive waveform repetitions within the SRS OFDM signal duration.

Abstract: An obtaining method of the tempering temperature range includes following operations: determining a determination criterion of a tempering weld bead effect of a steel obtained after a welding of; determining an Ac1 temperature at which the steel begins to form or transform into austenite during a welding heating process; obtaining a temperature field distribution during a welding process, and determining a thermal cycle curve and a size distribution of the temperature field in different temperature ranges; using different peak tempering temperatures to simulate the thermal cycle curve and test performances on a microstructure of a weld coarse grained region, and determining a lowest peak temperature Tw and a highest peak temperature Tp meeting the determination criterion; and obtaining the tempering temperature range ?Tw according to the highest peak temperature Tp and the lowest peak temperature Tw of the steel, wherein Tp=Ac1 for some steel.

Abstract: The present invention provides an ultra-high precision pneumatic force servo system and an intelligent control parameter optimization method therefor.

Abstract: The present application relates to the field of error detection technology. An error detection method and a robot system are provided. The error detection method includes: obtaining a target pose of an end of an operating arm; acquiring a positioning image; recognizing, in the positioning image, a plurality of pose identifications located on the end of the operating arm; recognizing, based on the plurality of pose identifications, an angle identification located on the end of the operating arm, the angle identification having a position association relationship with a first pose identification of the plurality of pose identifications; determining, based on the angle identification and the plurality of pose identifications, an actual pose of the end of the operating arm; and generating, in response to the target pose and the actual pose meeting an error detection condition, a control signal related to a fault.

Abstract: A humanoid finger mechanism includes: a finger seat; at least one proximal knuckle, located at an outer side of the finger seat; at least one middle knuckle, located at an outer side of the at least one proximal knuckle; a distal knuckle, located at an outer side of the at least one middle knuckle; a driver, located at an inner side of the finger seat; a driving cable, wherein a first end of the driving cable is connected with the driver, while a second end of the driving cable is connected with the distal knuckle after sequentially penetrating through the finger seat, the at least one proximal knuckle and the at least one middle knuckle; and a tension band, a first end of the tension band is connected with the finger seat, while a second end of the tension band is connected with the distal knuckle.

Abstract: The present application relates to the field of error detection technology. An error detection method is provided. The error detection method includes: obtaining a target pose of an end of an operating arm; acquiring a positioning image; recognizing, in the positioning image, a plurality of pose identifications located on the end of the operating arm, the plurality of pose identifications including different pose identification patterns; determining an actual pose of the end of the operating arm based on the plurality of pose identifications; and generating a control signal related to a fault in response to the target pose and the actual pose meeting an error detection condition.

Abstract: The present invention relates to sulfur based polymers and a process of making sulfur based polymers. The invention also relates to sorbents comprising the sulfur-based polymers. The invention also relates to the use of such polymers and sorbents in metal remediation or extraction. The invention also relates to methods of removing heavy metals from fluids.

Abstract: A humanoid finger mechanism includes: a finger seat; at least one proximal knuckle, located at an outer side of the finger seat; at least one middle knuckle, located at an outer side of the at least one proximal knuckle; a distal knuckle, located at an outer side of the at least one middle knuckle; a driver, located at an inner side of the finger seat; a driving cable, wherein a first end of the driving cable is connected with the driver, while a second end of the driving cable is connected with the distal knuckle after sequentially penetrating through the finger seat, the at least one proximal knuckle and the at least one middle knuckle; and a tension band, a first end of the tension band is connected with the finger seat, while a second end of the tension band is connected with the distal knuckle.

Abstract: Implementations of the present specification describe an intention identification model training method and apparatus, and an intention identification method and apparatus. According to the methods in the implementations, training of a target question can be weakened in the first several rounds of model training, and then an intention identification model obtained in the first several rounds of training can be used to identify intentions corresponding to answers that are to be distinguished. Further, the intention identification model is trained again after labels of these intentions are reset, so that the intention identification model obtained through training can also have a good identification effect on an answer to the target question, thereby improving accuracy of intention identification.

Abstract: Implementations of the present specification disclose an event risk detection method, apparatus, and device.

Abstract: An apparatus for wireless communication, comprising a processing unit adapted for executing a beam-alignment protocol based on a sequence of communication data-patterns, each associated with one of a sequence of alignment subcarrier-frequency slots. The protocol comprises receiving a plurality of receive information records, one from each of a plurality of wireless end devices and indicative of a plurality of signal qualities of the sequence of beam-alignment signals. Each beam alignment signal is received by the respective wireless end device in an alignment subcarrier-frequency-slot associated with the respective communication data-pattern associated with the beam-alignment signal. The protocol further comprises computing according to the plurality of receive information records a plurality of preferred communication channels, each for one of a plurality of wireless access points, and configuring the plurality of wireless access points according to the plurality of preferred communication channels.

Abstract: The pull-out head integrated waterway structure, including an integrated waterway body, the waterway body is provided with a second valve cavity and a first valve cavity through the waterway body, the first valve cavity is connected to the water inlet end of the waterway body through a first cavity, the first valve cavity and second valve cavity are connected through a second cavity, the second valve cavity is connected to the water outlet end of the waterway body through the outlet cavity, a first control spigot is provided in the first valve cavity for controlling the size of water flow, a second control spigot is provided in the second valve cavity for switching water flow to a different outlet cavity. The waterway body adopts integrated injection molding, avoiding the connection of different parts, improving the strength performance of the waterway, improving the strength of the product.

Abstract: The invention discloses a method for preparing graphene by mechanical exfoliation and application thereof. The method includes the following steps of: (1) dispersing graphite raw material in a foaming agent aqueous solution to obtain a graphite pre-dispersing solution; and (2) subjecting the graphite pre-dispersing solution to milling, washing with water, and centrifugal classification, to obtain the graphene; wherein the foaming agent aqueous solution includes the following components: sodium alpha-olefin sulfonate, sodium alcohol ether sulphate, diethanolamine coconut fatty acid, polyethylene glycol, and water. In the invention, the foaming agent produce a large amount of stable and fine foam in a closed milling cavity, which can produce jostle effect, support the graphite, and increase the contact area between the graphite and the milling medium, so as to achieve good exfoliation effect.