Abstract: A coring and sampling integrated sub, including an integrally formed base body, a probe module, a coring module and a hydraulic module. The probe module, the coring module and the hydraulic module are all mounted on the base body. The hydraulic module, the probe module and the coring module are sequentially arranged from top to bottom. An output end of the hydraulic module is configured to be connected to the probe module and the coring module, respectively. The hydraulic module is configured to provide telescopic power for the probe module, and provide power for movement, flipping, and pushing of the coring module. Also disclosed is a downhole instrument including the coring and sampling integrated sub.

Abstract: A method and system for identifying a cavity position of a structure based on global search includes: step 1: using a structure requiring cavity position identification as a target area, arranging acoustic emission sensors at key positions of the target area, and acquiring actual travel time of signals between the acoustic emission sensors on site; step 2: constructing cavity models for the target area; and for each cavity model, tracking shortest paths of signal propagation between the acoustic emission sensors when each cavity model exists in the target area, to obtain theoretical travel time of the signals; and step 3: respectively calculating deviations between the theoretical travel time and the actual travel time of the signals between the acoustic emission sensors corresponding to each cavity model, and using a position of a cavity model corresponding to a minimum deviation as an identified cavity position in the target area.

Abstract: The application provides a interface light path structure with all polarization-maintaining function. A first polarization-maintaining-transferring device includes a first port, a second port, and a third port, wherein the first port receives a first polarized light output by the polarization beam-splitting device, the second port is connected to the first Faraday rotation mirror, and the third port is connected to a first port of the first polarization-maintaining coupler. A second polarization-maintaining-transferring device includes a first port, a second port, and a third port, wherein the first port receives a second polarized light output by the polarization beam-splitting device, the second port is connected to the second Faraday rotation mirror, and the third port is connected to a second port of the first polarization-maintaining coupler.

Abstract: Provided are a method and system for measuring a composition and property of a formation fluid. The method includes: acquiring a measuring model used for measuring a composition and a property of a formation fluid; using a signal measured by a sensor on a downhole hydrocarbon formation tester in real-time as input data and inputting the input data into the measuring model; processing the input data by the measuring model; and directly outputting a processing result as data on the composition and the property of the real-time formation fluid, or parsing the data on the composition and the property of the real-time formation fluid according to the processing result.

Abstract: The application provides a interface light path structure with all polarization-maintaining function. A first polarization-maintaining-transferring device includes a first port, a second port, and a third port, wherein the first port receives a first polarized light output by the polarization beam-splitting device, the second port is connected to the first Faraday rotation mirror, and the third port is connected to a first port of the first polarization-maintaining coupler. A second polarization-maintaining-transferring device includes a first port, a second port, and a third port, wherein the first port receives a second polarized light output by the polarization beam-splitting device, the second port is connected to the second Faraday rotation mirror, and the third port is connected to a second port of the first polarization-maintaining coupler.

Abstract: A washing machine door having a decorative ring comprises a time display module (4), a light strip (9), a control device, and a middle frame (5). The time display module (4), the light strip (9) consisting of LED beads, and the control device are installed on the middle frame (5). A mounting area is formed on the middle frame (5) to install therein the time display module (4). Also provided is a decorative ring (3) having a shape matching the middle frame (5). The decorative ring (3) comprises a film layer and a base (3-1). The base (3-1) comprises a time display area (3-1-1) corresponding to the time display module (4), and a remaining area serving as a light display area (3-1-2). The time display area (3-1-1) has transmittance exceeding that of the light display area (3-1-2) of the decorative ring (3). Also provided is a washing machine using the door and a laundry method.

Abstract: A fixing structure of a door body shaft bushing includes a door body outer frame, a door body inner frame engaged with the door body outer frame, a door body shaft bushing arranged between the door body outer frame and the door body inner frame, and a plurality of reinforcing ribs arranged on two opposed surfaces of the door body outer frame and the door body inner frame when the door body outer frame and the door body inner frame are engaged with each other. The plurality of reinforcing ribs are respectively arranged in a staggered manner along a radial direction and an axial direction of shaft holes of the door body shaft bushing. The reinforcing ribs on the door body outer frame and/or the door body inner frame are in contact with the door body shaft bushing and clamp the door body shaft bushing.

Abstract: A washing machine includes a breathing light group, a door body, a door hinge, a housing and a computer program controller. The breathing light group is arranged on the door body, and includes a plurality of breathing lights. The computer program controller is configured to change a quantity ratio of bright breathing lights to dimmed breathing lights among the breathing lights in the breathing light group according to a change of a working progress of the washing machine. The door body is connected to the housing via the door hinge. The door hinge has a passage through which a wire harness of the breathing light group penetrates. The wire harness penetrates through the housing through the passage and is connected to the computer program controller.

Abstract: A washing machine door having a decorative ring comprises a time display module (4), a light strip (9), a control device, and a middle frame (5). The time display module (4), the light strip (9) consisting of LED beads, and the control device are installed on the middle frame (5). A mounting area is formed on the middle frame (5) to install therein the time display module (4). Also provided is a decorative ring (3) having a shape matching the middle frame (5). The decorative ring (3) comprises a film layer and a base (3-1). The base (3-1) comprises a time display area (3-1-1) corresponding to the time display module (4), and a remaining area serving as a light display area (3-1-2). The time display area (3-1-1) has transmittance exceeding that of the light display area (3-1-2) of the decorative ring (3). Also provided is a washing machine using the door and a laundry method.

Abstract: A fixing structure of a door body shaft bushing includes a door body outer frame, a door body inner frame engaged with the door body outer frame, a door body shaft bushing arranged between the door body outer frame and the door body inner frame, and a plurality of reinforcing ribs arranged on two opposed surfaces of the door body outer frame and the door body inner frame when the door body outer frame and the door body inner frame are engaged with each other. The plurality of reinforcing ribs are respectively arranged in a staggered manner along a radial direction and an axial direction of shaft holes of the door body shaft bushing. The reinforcing ribs on the door body outer frame and/or the door body inner frame are in contact with the door body shaft bushing and clamp the door body shaft bushing.

Abstract: A washing machine includes a breathing light group, a door body, a door hinge, a housing and a computer program controller. The breathing light group is arranged on the door body, and includes a plurality of breathing lights. The computer program controller is configured to change a quantity ratio of bright breathing lights to dimmed breathing lights among the breathing lights in the breathing light group according to a change of a working progress of the washing machine. The door body is connected to the housing via the door hinge. The door hinge has a passage through which a wire harness of the breathing light group penetrates. The wire harness penetrates through the housing through the passage and is connected to the computer program controller.

Abstract: A washing machine having a breathing lamp set and a method for controlling the same are provided. The breathing lamp set is disposed on an outer wall or inner wall of a housing of the washing machine and is composed of a plurality of breathing lamps. The washing machine further includes a controller, configured to change, according to work process changes of the washing machine, a quantity ratio of lighted breathing lamps to dimmed breathing lamps among the plurality of breathing lamps in the breathing lamp set. The method for controlling the washing machine having the breathing lamp set includes step S1: changing, by the controller, the quantity ratio of lighted breathing lamps to dimmed breathing lamps among the plurality of breathing lamps in the breathing lamp set, so as to discriminately display different work states of the washing machine.

Abstract: A washing machine having a breathing lamp set and a method for controlling the same are provided. The breathing lamp set is disposed on an outer wall or inner wall of a housing of the washing machine and is composed of a plurality of breathing lamps. The washing machine further includes a controller, configured to change, according to work process changes of the washing machine, a quantity ratio of lighted breathing lamps to dimmed breathing lamps among the plurality of breathing lamps in the breathing lamp set. The method for controlling the washing machine having the breathing lamp set includes step S1: changing, by the controller, the quantity ratio of lighted breathing lamps to dimmed breathing lamps among the plurality of breathing lamps in the breathing lamp set, so as to discriminately display different work states of the washing machine.