Abstract: A pressure relief apparatus may include a pressure relief portion and a plurality of stages of indented grooves. The pressure relief portion may be provided with a first surface and a second surface arranged opposite to each other in a thickness direction thereof. The plurality of stages of indented grooves may be formed in the pressure relief portion in sequence in a direction from the first surface to the second surface, and among two adjacent stages of indented grooves, the stage of indented groove away from the first surface may be formed in a bottom surface of the stage of indented groove close to the first surface. The pressure relief portion may be provided with an opening area, and the indented grooves may be formed along an edge of the opening area.

Abstract: Provided are a battery cell, a battery, and an electrical apparatus. The battery cell includes a case, an electrode assembly, a first electrode terminal, and a cover plate. The case includes a cylinder and a cover body that are integrally formed, and the cylinder has an opening at the end facing away from the cover body. The electrode assembly is accommodated in the case and includes a first tab. The first electrode terminal is arranged on the cover body and is configured for electrical connection with the first tab. The cover plate is connected to the cylinder and covers the opening. The first electrode terminal is mounted to the cover body, which can increase a distance between a joint between the cylinder and the cover plate and the first electrode terminal.

Abstract: Embodiments of the present application provide a battery cell, a battery, a power consumption device, and a battery cell manufacturing method and device. The battery cell includes: a shell, including a first wall provided with a medium injection hole; an electrode assembly, disposed inside the shell; and an insulating member, disposed between the first wall and the electrode assembly to insulate and isolate the first wall and the electrode assembly, where a guide structure is disposed on a side, facing the first wall, of the insulating member, and the guide structure is configured to guide a medium injected from the medium injection hole to an edge of the insulating member, so that the medium enters the interior of the battery cell from the edge of the insulating member.

Abstract: Embodiments of the present application provide an end cap, a battery cell, a battery and a power consuming device, which relate to the technical field of batteries. The end cap may include a cap body and a groove. The cap body may have a first surface. The groove may be provided in the cap body to form a pressure relief zone in a region of the cap body where the groove is provided. The groove may be recessed from the first surface in a thickness direction of the cap body, and groove side faces of the groove may include corner faces at corners of the groove. Each corner face may be connected to the first surface via a first chamfer face.

Abstract: Battery cell and a device and a method for manufacturing the same, a battery, and a power consumption device are provided. The battery cell includes: a shell; an end cap patch; an end cap patch; an insulating film, including a main body portion and a flanging portion, wherein the flanging portion is provided between the end cap and the end cap patch; and a first glue layer, comprising a first portion and a second portion which are provided continuously. The first portion is provided around the second portion, and the first portion is provided between the flanging portion and the end cap patch. The first portion bonds the flanging portion and the end cap patch. The second portion is provided between the end cap and the end cap patch, and the second portion bonds the end cap and the end cap patch. The first portion is thinner than the second portion.

Abstract: Provided are an end cover assembly, a battery cell, a battery, and an electrical apparatus. The end cover assembly is for a battery cell and comprises: an end cover provided with a pressure relief through hole; a pressure relief mechanism connected to the end cover and covering the pressure relief through hole, and configured to be actuated to release the pressure inside the battery cell when the pressure reaches a threshold; and a reinforcing mechanism, located on a side of the end cover facing away from an electrode assembly of the battery cell, and covering at least a part of the pressure relief through hole. The reinforcing mechanism is at least connected to a portion of the end cover at two sides of the pressure relief through hole along a first direction to enhance the strength of the end cover at the pressure relief through hole.

Abstract: The present disclosure relates to the technical field of nut-derived fruit oil preparation, in particular to a method for extracting palmitoleic acid from Macadamia integrifolia and use thereof. In the method for extracting palmitoleic acid from Macadamia integrifolia, a fruit oil of the Macadamia integrifolia is purified by vacuum distillation, and an antioxidant is added during the vacuum distillation. A preparation method of the antioxidant includes the following steps: extracting a pulverized Macadamia integrifolia green peel using ethanol by heat reflux to obtain a green peel extract; extracting the green peel extract using petroleum ether, and then using ethyl acetate; collecting an ethyl acetate layer to obtain the antioxidant. The method can avoid easy oxidization and deterioration of oil during extracting and enriching the palmitoleic acid, and can enrich the palmitoleic acid in the fruit oil of the Macadamia integrifolia by not less than 3 times.

Abstract: A Macadamia integrifolia whitening extract and a preparation method thereof are disclosed. The preparation method includes: S1: carrying out a hot extraction on a crushed Macadamia integrifolia green peel using an ethanol solution as an extraction solvent to obtain a crude green peel extract; then enzymatically treating the crude green peel extract using a snailase to obtain a enzymatic hydrolysate; finally extracting the enzymatic hydrolysate using a petroleum ether, and taking an aqueous phase to obtain a green peel extract; S2: carrying out a hot extraction on crushed Sichuan lovase rhizome decoction pieces using an ethanol solution as an extraction solvent to obtain a Sichuan lovase rhizome extract; S3: dispersing the green peel extract and the Sichuan lovase rhizome extract in water to obtain a whitening extract.

Abstract: The present disclosure relates to the technical field of nut-derived fruit oil preparation, in particular to a method for extracting palmitoleic acid from Macadamia integrifolia and use thereof. In the method for extracting palmitoleic acid from Macadamia integrifolia, a fruit oil of the Macadamia integrifolia is purified by vacuum distillation, and an antioxidant is added during the vacuum distillation. A preparation method of the antioxidant includes the following steps: extracting a pulverized Macadamia integrifolia green peel using ethanol by heat reflux to obtain a green peel extract; extracting the green peel extract using petroleum ether, and then using ethyl acetate; collecting an ethyl acetate layer to obtain the antioxidant. The method can avoid easy oxidization and deterioration of oil during extracting and enriching the palmitoleic acid, and can enrich the palmitoleic acid in the fruit oil of the Macadamia integrifolia by not less than 3 times.

Abstract: A Macadamia integrifolia whitening extract and a preparation method thereof are disclosed. The preparation method includes: S1: carrying out a hot extraction on a crushed Macadamia integrifolia green peel using an ethanol solution as an extraction solvent to obtain a crude green peel extract; then enzymatically treating the crude green peel extract using a snailase to obtain a enzymatic hydrolysate; finally extracting the enzymatic hydrolysate using a petroleum ether, and taking an aqueous phase to obtain a green peel extract; S2: carrying out a hot extraction on crushed Sichuan lovase rhizome decoction pieces using an ethanol solution as an extraction solvent to obtain a Sichuan lovase rhizome extract; S3: dispersing the green peel extract and the Sichuan lovase rhizome extract in water to obtain a whitening extract.

Abstract: A method for obtaining contact information includes obtaining a contact name entered by a user through a dialing interface and searching a local database according to the contact name to determine whether basic contact information corresponding to the contact name is stored in the local database. If stored, the basic contact information stored in the local database is obtained. If the basic contact information is not stored in the local database, searching a database server on a network is performed to determine whether the basic contact information is stored in the database server, the basic contact information is obtained from the database server when the basic contact information is stored in the database server, and the obtained basic contact information is stored in the local database. The method also includes establishing a communication connection with a contact corresponding to the contact name by using the obtained basic contact information.

Abstract: A compact testing module (1) for use in dynamic characteristics experiments of hydraulic damper valve under extreme high or low temperature conditions, an automated system and approach based on the compact testing module (1). The compact testing module (1) comprises an outer cylinder assembly (2), a guide seat assembly (3), a foam/air separator for guide seat (4), an inner cylinder (5), a piston-and-rod assembly (6), fluids (7), a foot valve assembly (8), a washer for inner cylinder (9), a washer for foot valve assembly (10), a fluid-guiding structure (11), a magnet (12), a fluid-returning assembly (13), a framework oil seal (14), a screw cover (15) and a dust wiper (16). Based on the integrated design principle, the compact testing module (1) allows the fluids (7), the pressure fluid supplier, the hydraulic damper valve being tested (32), the pressure sensors be all integrated in one component.

Abstract: A compact testing module (1) for use in dynamic characteristics experiments of hydraulic damper valve under extreme high or low temperature conditions, an automated system and approach based on the compact testing module (1). The compact testing module (1) comprises an outer cylinder assembly (2), a guide seat assembly (3), a foam/air separator for guide seat (4), an inner cylinder (5), a piston-and-rod assembly (6), fluids (7), a foot valve assembly (8), a washer for inner cylinder (9), a washer for foot valve assembly (10), a fluid-guiding structure (11), a magnet (12), a fluid-returning assembly (13), a framework oil seal (14), a screw cover (15) and a dust wiper (16). Based on the integrated design principle, the compact testing module (1) allows the fluids (7), the pressure fluid supplier, the hydraulic damper valve being tested (32), the pressure sensors be all integrated in one component.

Abstract: A method for a mobile terminal to initiate a communication, the mobile terminal being assigned a plurality of phone numbers, the method including: receiving a communication instruction to initiate a communication with a target phone number; determining whether there are any communication records associated with the target phone number by searching a communication history; if it is determined that there are one or more communication records associated with the target phone number, determining a phone number for use in the communication from the plurality of phone numbers of the mobile terminal based on the one or more communication records associated with the target phone number; and if it is determined that there is no communication record associated with the target phone number, determining the phone number for use in the communication from the plurality of phone numbers of the mobile terminal based on a most recent communication record.

Abstract: A synchronization method for call supplementary service configuration includes: receiving an entered supplementary service configuration instruction, and obtaining a configuration parameter corresponding to the supplementary service configuration instruction; uploading the configuration parameter to a mobile switching center by using a circuit switched domain, so that the mobile switching center stores the configuration parameter as call supplementary service configuration of the circuit switched domain into a home location register; receiving returned configuration feedback information; and determining, according to the configuration feedback information, whether configuration succeeds, and storing the configuration parameter as on-terminal call supplementary service configuration if the configuration succeeds.

Abstract: The present disclosure relates to a method for protecting an application program in a terminal device, and a terminal device thereof. The method includes: intercepting a request for starting an application program; determining whether the application program needs protection; and starting a protection interface before starting the application program, if the application needs protection. According to the present disclosure, the protection interface is launched before starting the application program when the terminal device detects that the application program needs protection, thereby protecting the application program comprehensively and thoroughly.

Abstract: A detection device for simultaneous in-situ measurement of dissolved oxygen at different submerged plant leaf-water interface levels. The detection device includes a dissolved oxygen micro-optrode host. A plurality of detection probes are externally connected to the dissolved oxygen micro-optrode host and can extend out probes. The detection device includes a leaf clamp having an upper clamping head, a lower clamping head, a hinged shaft and a clamping handle. Each of the upper and lower clamping head includes a plurality of water passing cavities penetrating through the back and the front thereof. Each of the upper and lower clamping head includes a plurality of slots horizontally extending inwardly of the corresponding clamping head. The detection device includes a plurality of insertion pieces having a probe groove. The detection probe is locatable in the respective probe groove for fixation. The insertion pieces are insertable and fixable in the slots.

Abstract: A spliced detection apparatus for simultaneous wide-range in-situ detection of dissolved oxygen in a sludge-water interface of the present invention comprises a dissolved oxygen shimmer host, several detection probes, a casing and detection kits, several vertically through seat chambers being disposed in the casing, the detection kits can be placed and fixed in the seat chambers, the detection kits may be placed on the sludge-water interface, and each detection kit is provided with a vertically through water passage chamber, while the front side face and the back side face of the detection kit are respectively provided with several front slots and rear slots horizontally extending into the detection kit respectively, the detection apparatus further comprises tabs, with probe grooves being provided on the tabs, each detection probe can be put into the probe groove of the corresponding tab and fixed therein, the tabs may be inserted either into the front slots or the rear slots and can enable the probe tips of

Abstract: A synchronization method for call supplementary service configuration includes: receiving an entered supplementary service configuration instruction, and obtaining a configuration parameter corresponding to the supplementary service configuration instruction; uploading the configuration parameter to a mobile switching center by using a circuit switched domain, so that the mobile switching center stores the configuration parameter as call supplementary service configuration of the circuit switched domain into a home location register; receiving returned configuration feedback information; and determining, according to the configuration feedback information, whether configuration succeeds, and storing the configuration parameter as on-terminal call supplementary service configuration if the configuration succeeds.

Abstract: A spliced detection apparatus for simultaneous wide-range in-situ detection of dissolved oxygen in a sludge-water interface of the present invention comprises a dissolved oxygen shimmer host, several detection probes, a casing and detection kits, several vertically through seat chambers being disposed in the casing, the detection kits can be placed and fixed in the seat chambers, the detection kits may be placed on the sludge-water interface, and each detection kit is provided with a vertically through water passage chamber, while the front side face and the back side face of the detection kit are respectively provided with several front slots and rear slots horizontally extending into the detection kit respectively, the detection apparatus further comprises tabs, with probe grooves being provided on the tabs, each detection probe can be put into the probe groove of the corresponding tab and fixed therein, the tabs may be inserted either into the front slots or the rear slots and can enable the probe tips of