Abstract: A reaction system for preparing soda ash and a reaction method are provided in the present invention. The reaction system includes: a carbonization tower, a reaction crystallization tower, and a first micro-interface unit. A material outlet is arranged at the bottom of the carbonization tower, and the material outlet is connected to the reaction crystallization tower. The first micro-interface unit includes a first micro-interface generator and a second micro-interface generator, the first micro-interface generator is arranged below the liquid level in the carbonization tower, the second micro-interface generator is arranged above the first micro-interface generator, and a connecting pipe is arranged between the second micro-interface generator and the first micro-interface generator.

Abstract: A reaction system for preparing soda ash and a reaction method are provided in the present invention. The reaction system includes: a carbonization tower, a reaction crystallization tower, and a first micro-interface unit. A material outlet is arranged at the bottom of the carbonization tower, and the material outlet is connected to the reaction crystallization tower. The first micro-interface unit includes a first micro-interface generator and a second micro-interface generator, the first micro-interface generator is arranged below the liquid level in the carbonization tower, the second micro-interface generator is arranged above the first micro-interface generator, and a connecting pipe is arranged between the second micro-interface generator and the first micro-interface generator.

Abstract: The present application relates to the field of data consistency testing, and provides a method and device for testing vehicle data consistency in V2X. The method includes: collecting vehicle V2X test data transmitted based on a V2X-PC5 communication protocol; parsing the V2X test data, and determining whether a format and a data value of parsed data conform to a preset definition, and whether the parsed data is consistent with operating data in testing, to obtain a data structure consistency result; calculating an average error value between dynamic data in the parsed data and data collected by a high-precision inertial navigation device when time stamps are aligned and data sampling frequencies are the same; and according to the data structure consistency result and the average error value, determining whether vehicle data conforms to a preset consistency standard.

Abstract: Provided are a display device and a computer program that enable the burden on a worker to be reduced. The display device comprises: a normal vector extraction unit that extracts a normal vector of a machined surface constituent element on the basis of shape information of a machined surface that is constituted by the machined surface constituent element; a brightness calculation unit that calculates the brightness of the machined surface constituent element on the basis of the normal vector; and a display unit that generates a graphical display of the machined surface on the basis of the brightness of the machined surface constituent element. The brightness calculation unit calculates the brightness of the machined surface constituent element on the basis of an adjusted angle obtained by multiplying an angle formed by the normal vector with each axis of a three-dimensional space, by a prescribed adjustment magnification.

Abstract: Provided in the present disclosure are a video generation method and apparatus, and a device and a storage medium. The method includes: firstly, when an application request for a target effect object has been received, acquiring location information of the current user; then, on the basis of the location information of the current user, determining a target place of interest (POI) corresponding to the current user; acquiring an effect resource of the target POI, and on the basis of the location information of the current user and location information of the target POI, determining a direction relationship between the current user and the target POI; on the basis of the direction relationship, displaying, on a photographic page, a photographic effect corresponding to the effect resource; and then on the basis of the photographic effect corresponding to the effect resource, generating a result video corresponding to the target effect object.

Abstract: Disclosed is a test device and method for remote control parking, falling within the technical field of testing. The method provided by the present disclosure includes the following steps: responding to a remote control parking instruction sent by a portable terminal, and acquiring position and pose data of a vehicle in real-time; injecting function loss conditions; determining a stopping position of the vehicle according to the position and pose data if an alarm signal or a parking success signal sent by an in-vehicle infotainment system is received; and determining a test result of remote control parking according to the stopping position of the vehicle and the function loss conditions. The present disclosure is used to test the response of a vehicle parking under the function loss condition.

Abstract: A hydraulic system for a rotary implement, including an oil tank, a main pump, a control valve, and a rotary motor is provided. The oil tank is connected to an oil suction port of the main pump; an oil outlet of the main pump is connected to a P port of the control valve; a T port of the control valve is interconnected with the oil tank; and A and B ports of the control valve are connected to both ends of the rotary motor. The control valve includes a compensation valve connected to the P port and the T port, an electric proportional valve connected to the P port and the compensation valve, and an electromagnetic reversing valve connected to the compensation valve, the T port and the B port.

Abstract: The present application provides a method, terminal device, server, system and storage medium for activating payment functions. The method is applicable to a terminal device. The method includes receiving a first input from a user; generating a payment function activation request in response to the first input, the payment function activation request including a payment function identifier for indicating various payment functions that are instructed to be activated for a target resource card; sending, to a server, the payment function activation request; and receiving an activation reply message sent by the server, the activation reply message comprising a target payment identifier generated by the server according to the payment function identifier, the target payment identifier including payment identifiers of the target resource card under the various payment functions that are instructed to be activated for the target resource card.

Abstract: The present application provides a method, terminal device, server, system and storage medium for activating payment functions. The method is applicable to a terminal device. The method includes receiving a first input from a user; generating a payment function activation request in response to the first input, the payment function activation request including a payment function identifier for indicating various payment functions that are instructed to be activated for a target resource card; sending, to a server, the payment function activation request; and receiving an activation reply message sent by the server, the activation reply message comprising a target payment identifier generated by the server according to the payment function identifier, the target payment identifier including payment identifiers of the target resource card under the various payment functions that are instructed to be activated for the target resource card.

Abstract: A low-power automatic network control method, apparatus, and device for a tracker, and a storage medium are disclosed. The method may include: performing, by the tracker, short-range communication with another device to determine whether the another device can provide a remote communication function for the tracker; disabling, by the tracker, a remote communication function of the tracker in response to determining that the another device can provide the remote communication function for the tracker; and performing, by the tracker after disabling the remote communication function, data exchange with a data center through the another device which can provide the remote communication function for the tracker.

Abstract: A customer terminal device, a position detection method and a computer-readable storage medium are disclosed. The c device may include an ultra-wideband (UWB) positioning module, which is configured to output a first detection signal; a first transmission component configured to receive the first detection signal and output a second detection signal according to the first detection signal; a second transmission component configured to receive the first detection signal and output a third detection signal according to first detection signal; an antenna module provided with a UWB positioning beacon configured to receive and send first, second and third detection signals to UWB positioning module; the UWB positioning module is further configured to receive first, second and third detection signals from UWB positioning beacon, and perform position detection on the antenna module.

Abstract: The present invention discloses a torque shock load device with a control function, and relates to the field of torque shock load protection, comprising a housing which is provided with an installation passage penetrating through the housing; a shaft connecting sleeve which is movably nested on the right part of the installation passage; a plurality of pressing pieces and a plurality of friction plates which are arranged alternately; a connecting piece which is installed on the left end of the housing; a detection mechanism which is installed on the shaft connecting sleeve; and a main control machine which is communicatively connected with the detection mechanism. In the present invention, the detection mechanism is installed on the shaft connecting sleeve.

Abstract: The present application discloses a method and an apparatus for migrating payment card, an electronic device, a server and a medium. The method for migrating payment card includes: receiving payment card migration operation after an account is logged in on the first electronic device; displaying, in response to payment card migration operation, at least one device identifier which is an identifier of a target electronic device on which the account had been logged in; receiving a first selecting operation for a target device identifier of the at least one device identifier; and sending, in response to the first selecting operation, the target device identifier to a server, to cause the server to migrate a payment card bound to a second electronic device to the first electronic device, wherein the second electronic device is an electronic device corresponding to the target device identifier of at least one target electronic device.

Abstract: This application discloses a card management method, a user terminal, a server, a system and a storage medium. A security element of a user terminal stores a first type and a second type of universal card instance, a first matching universal card instance is configured for transaction verification of a binding card, the first matching universal card instance includes a first matching universal card identifier, and the first matching universal card identifier is a first type of universal card identifier or a second type of universal card identifier matching a card type of the binding card. The method includes: sending a card binding message to a server, wherein the card binding message includes a security element identifier and binding card authentication information, so that the server allocates a card transaction identifier for the binding card; receiving the card transaction identifier; storing the card transaction identifier to the security element.

Abstract: A non-contact communication method and a communication device are presented. The communication device includes a trusted execution environment (TEE). A first security application and a second security application are provided in a security element of the communication device. The first security application and an application in the trusted execution environment are communicationally connected by means of a first communication channel. The second security application and a near-field communication (NFC) module provided in the communication device are communicationally connected by means of a second communication channel. The first security application and the second security application are communicationally connected by means of a security channel. Using the non-contact communication method and the communication device, a security channel may be established between NFC and a TEE, which may enable NFC non-contact card reading for a TEE application.

Abstract: In an aspect, provided is a method for targeted extraction of data satisfying a query. The method can rely upon one or more data structures indicative of data values satisfying or not satisfying one or more filters. Only the data indicated as satisfying (or as not satisfying) the data in a data structure related to the query are extracted. The extracted data may then be sorted.

Abstract: A card management method, a user terminal, a server, a card management system and a storage medium are provided. The method includes: sending a card binding message to a server, wherein the card binding message includes card authentication information of a card to be bound; receiving a card type of the card to be bound and dedicated card information for the card to be bound sent by the server, wherein the dedicated card information includes a card transaction identifier; loading the dedicated card information for the card to be bound onto a security element, wherein the dedicated card information for the card to be bound together with matching universal personalization data are useable to perform transaction verification of the card to be bound, and the matching universal personalization data is first-type universal personalization data or second-type universal personalization data that matches the card type of the card to be bound.

Abstract: Embodiments of the present application provide a method for binding card, a terminal device, an authentication server and a storage medium. The method is applicable to terminal device including security element, and includes: obtaining a user identifier for logging in target application by a user and a secure element identifier of the secure element; sending the user identifier to an authentication server, wherein the user identifier is for the authentication server to search at least one first card bound to the user identifier; receiving card information of at least one first card sent by the authentication server; and sending a binding request to a card issuing server corresponding to card information, wherein the binding request comprises the card information, the user identifier and the secure element identifier, and the binding request is for the card issuing server to bind card information to the user identifier and the secure element identifier.

Abstract: The present application provides a method, terminal device, server, system and storage medium for activating payment functions. The method is applicable to a terminal device. The method includes receiving a first input from a user; generating a payment function activation request in response to the first input, the payment function activation request including a payment function identifier for indicating various payment functions that are instructed to be activated for a target resource card; sending, to a server, the payment function activation request; and receiving an activation reply message sent by the server, the activation reply message comprising a target payment identifier generated by the server according to the payment function identifier, the target payment identifier including payment identifiers of the target resource card under the various payment functions that are instructed to be activated for the target resource card.

Abstract: The present application discloses a method and an apparatus for migrating payment card, an electronic device, a server and a medium. The method for migrating payment card includes: receiving payment card migration operation after an account is logged in on the first electronic device; displaying, in response to payment card migration operation, at least one device identifier which is an identifier of a target electronic device on which the account had been logged in; receiving a first selecting operation for a target device identifier of the at least one device identifier; and sending, in response to the first selecting operation, the target device identifier to a server, to cause the server to migrate a payment card bound to a second electronic device to the first electronic device, wherein the second electronic device is an electronic device corresponding to the target device identifier of at least one target electronic device.