Abstract: An in-situ steam thermal desorption process for remediating pesticide contaminated sites comprises S1, determining a contaminated layer; S2, primary steam injection; S3, secondary steam injection and regulator injection; wherein the regulator comprises the following components in parts by weight: 0.2-0.8 parts by weight of hyper-thermophilic microbial agent, 0.5-0.9 parts by weight of carbamyl phosphate, 2-3 parts by weight of cyclic 2,3-diphosphoglycerate, 3-4 parts by weight of ethylenediamine tetraacetic acid, 15-17 parts by weight of wort, and 5-6 parts by weight of sodium octadecyl sulfate; S4, tertiary steam injection; S5, conservation.

Abstract: A computer-implemented method causes data processing hardware to perform operations for training a firewall utilization model. The operations include receiving firewall utilization data for firewall connection requests during a utilization period. The firewall utilization data includes hit counts for each sub-rule associated with at least one firewall rule. The operations also include generating training data based on the firewall utilization data. The training data includes unused sub-rules corresponding to sub-rules having no hits during the utilization period and hit sub-rules corresponding to sub-rules having more than zero hits during the utilization period. The operations also include training a firewall utilization model on the training data. The operations further include, for each sub-rule associated with the at least one firewall rule, determining a corresponding sub-rule utilization probability indicating a likelihood the sub-rule will be used for a future connection request.

Abstract: An energy-saving in-situ steam thermal desorption process for remediating pesticide contaminated sites comprises S1, determining a contaminated layer; S2, primary steam injection; S3, secondary steam injection and regulator injection; wherein the regulator comprises the following components in parts by weight: 0.2-0.8 parts by weight of hyper-thermophilic microbial agent, 0.5-0.9 parts by weight of carbamyl phosphate, 2-3 parts by weight of cyclic 2,3-diphosphoglycerate, 3-4 parts by weight of ethylenediamine tetraacetic acid, 15-17 parts by weight of wort, and 5-6 parts by weight of sodium octadecyl sulfate; S4, tertiary steam injection; S5, conservation.

Abstract: Example techniques related to portable playback device power management. An example implementation involves launching a power coordinator background process, the power coordinator background process having multiple client programs and establishing respective inter-process communication (IPC) mechanisms between the multiple client programs and the power coordinator background process. The implementation further involves receiving, via the established IPC mechanisms from the multiple client programs, messages indicating that the respective client program is ready to suspend, and determining that each client program of the multiple client programs is ready to suspend. The implementation further includes sending instructions to the operating system to kernel suspend. While in kernel suspend, the playback device detects a particular trigger to kernel resume and in response, performs a kernel resume.

Abstract: An automatic large-mass-weight handling system comprises: a weight picking device (10) configured for picking up and holding a large-mass-weight (75); a driving device (80) for providing a driving power; a weight transferring device (50) comprising a first horizontal rail (52) and a vertical rail (62) assembled to the first horizontal rail (52) in a way of being movable along the first horizontal rail (52), the first horizontal rail (52) extending in a first horizontal direction, the vertical rail (62) extending in a vertical direction perpendicular to the first horizontal direction, and the weight picking device (10) being assembled to the vertical rail (62); and a control unit for controlling the movement of the weight picking device (10); wherein the control unit controls the driving device (80) in a way that the weight picking device (10) is able to be moved automatically in the first horizontal direction and is able to be moved automatically in the vertical direction.

Abstract: The disclosure provides a powerplant for an aircraft comprising: at least two gas turbine engines, and at least one closed-cycle arrangement for recuperating heat from the at least two gas turbine engines and supplying power to at least one power-demanding system, wherein the closed-cycle arrangement comprises: a closed circuit channeling a working fluid subjected to a thermodynamic cycle; at least one pre-cooler configured to transfer heat from the working fluid to a heat sink; the heat sink in thermal communication with the pre-cooler, the heat sink being a fuel tank and/or an airframe surface; at least one pumping element configured to move the working fluid through the closed circuit; at least two primary heat exchangers, each one configured to transfer heat from a respective gas turbine engine to the working fluid; at least one expanding element configured to drive a gearbox and an output shaft by the expansion of the working fluid; wherein the output shaft driven by the expanding element is connected to

Abstract: A heat exchange process includes exchanging heat using a working fluid, where the working fluid comprises a mixture of two or more supercritical fluids, and the mixture is adapted to meet requirements of a heat dissipation temperature from extremely low to very high temperatures. The two or more supercritical fluids can be in a supercritical gaseous state.

Abstract: Example techniques related to portable playback device power management. An example implementation involves launching a power coordinator background process, the power coordinator background process having multiple client programs and establishing respective inter-process communication (IPC) mechanisms between the multiple client programs and the power coordinator background process. The implementation further involves receiving, via the established IPC mechanisms from the multiple client programs, messages indicating that the respective client program is ready to suspend, and determining that each client program of the multiple client programs is ready to suspend. The implementation further includes sending instructions to the operating system to kernel suspend. While in kernel suspend, the playback device detects a particular trigger to kernel resume and in response, performs a kernel resume.

Abstract: A method and system for identifying a lane changing intention of a manually driven vehicle are disclosed. The method includes: preprocessing a preset vehicle trajectory data set; extracting vehicle traveling features and driving behavior features of a target vehicle; constructing a vehicle following and lane changing decision prediction model based on machine learning, and inputting the preprocessed vehicle trajectory data set into the prediction model for training; obtaining a speed, an acceleration and a vehicle head distance of the target vehicle according to the vehicle traveling features of the target vehicle, and obtaining a large vehicle feature value and a clustering feature value according to the driving behavior features of the target vehicle; and inputting the speed, the acceleration, the vehicle head distance, the large vehicle feature value and the clustering feature value into the trained prediction model to obtain a lane changing intention identification result of the target vehicle.

Abstract: A micro device includes a securing layer, a plurality of micro device units that are separated from each other and that are spaced apart from the securing layer, and a connecting layer that interconnects the micro device units in at least one group of two or more and that is connected to the securing layer so that the micro device units are connected to the securing layer through the connecting layer. A method of making the micro device is also provided.

Abstract: A method of locating a temperature anomalies of a distributed optical fiber includes the steps of: (a) generating a training dataset having training samples; (b) setting labels for training samples; (c) building a convolutional neural network composed of multi-layer convolutional networks and a fully connected layer, training to form a convolutional neural network model; (d) utilizing a fiber-optic temperature sensing system for measurement of testing object; (e) sending acquired data into the convolutional neural network model to obtain output features, then processing mapping and binarization; (f) offsetting the binary feature to obtain an offset feature and calculating a cosine similarity; and (g) obtaining a location of the abnormal temperature event by identifying the offset feature with a largest cosine similarity and identifying its location in the sequence P.

Abstract: Provided is a method for training credit thresholds, including: acquiring a plurality of service features from history data of a service operation triggered based on a plurality of IP addresses; hierarchically calculating at least two correlation coefficients for each of the service features; generating, for each of the IP addresses based on the correlation coefficients corresponding to the service features, a credit value indicating the validity of each of the IP addresses; generating an evaluation indicator for the plurality of IP addresses; and determining a credit value corresponding to the evaluation indicator as a credit threshold in response to the evaluation indicator meeting a target condition.

Abstract: A master-slave motion control method, a robot system, a device, and a storage medium are provided. The master-slave motion control method includes: determining a current pose of a master manipulator, the current pose including a current position and a current posture; determining a target pose of a slave tool based on the current pose of the master manipulator and a pose relationship between the master manipulator and the slave tool; and generating a control signal for the slave tool based on the target pose of the slave tool. Teleoperation of the slave tool by the master manipulator can be implemented, and the control precision of the teleoperation of the slave tool by the master manipulator can be improved.

Abstract: A portable electronic device and a plate antenna module thereof are provided. The plate antenna module includes an antenna carrying structure, an inner surrounding radiation structure, a first inner feeding structure, an outer surrounding radiation structure, and a first outer feeding structure. The first inner feeding structure is surrounded by the inner surrounding radiation structure. The inner surrounding radiation structure is surrounded by the outer surrounding radiation structure. The inner surrounding radiation structure and the outer surrounding radiation structure are respectively disposed on two different planes of the antenna carrying structure.

Abstract: In an embodiment, a device includes: a spin-orbit torque line; a write transistor coupling a first end of the spin-orbit torque line to a first source line; a source transistor coupling a second end of the spin-orbit torque line to a second source line; and a plurality of magnetic tunnel junctions coupled to the spin-orbit torque line, the magnetic tunnel junctions being in a current path between the write transistor and the source transistor.

Abstract: An energy saving method and an energy saving apparatus, a parameter configuration method and a parameter configuration apparatus, a UE, a base station and a storage medium are provided. The energy saving method includes: acquiring a sidelink discontinuous reception (DRX) parameter, where the sidelink DRX parameter is determined according to location information, a sidelink communication type and a related configuration parameter of a UE; and within a sidelink sleep time corresponding to the sidelink DRX parameter, not receiving sidelink control information (SCI) from a target equipment.

Abstract: The invention provides a method and system for extracting OD locations of a vehicle on an expressway. The method includes: acquiring mobile phone signaling data and license plate recognition data; preprocessing the signaling data and recognition data; segmenting mobile phone signaling data trajectories to obtain signaling data with a travel order; matching the mobile phone signaling data trajectories against license plate recognition data trajectories, to obtain a vehicle and a mobile phone signaling user corresponding to the vehicle; and extracting a passing time of the vehicle passing through a road section in the license plate recognition data, calculating time differences between the passing time and travel trajectory points of the mobile phone signaling user corresponding to the vehicle, and taking start and end locations of a travel order of mobile phone signaling data in which a minimum time difference is located as OD of a current travel of the vehicle.

Abstract: The invention discloses a method for reducing odor in remediation of pesticide chemical contaminated soil, including the following steps: S101. odor control sustained-release particles are prepared and evenly covered on the surface of the pesticide chemical contaminated soil according to a certain dosage; S102. odor covering base materials and mixed bacterial solution are prepared, and the odor covering soil is prepared by mixing the odor covering base materials and mixed bacterial solution in proportion, and then the odor covering soil is covered on the surface of the pesticide chemical contaminated soil covered by step S101; S103. heating rods are inserted into the pesticide chemical contaminated soil covered by step S102, and the surface layer of the pesticide chemical contaminated soil is heated to 30˜40° C.

Abstract: A battery and a power consuming device are provided. In some embodiments, the battery includes: a case assembly, including a case and fixed beams fixed in the case; a battery module arranged in the case, wherein the battery module includes a plurality of battery cells arranged in a first direction (X); and a restraining component, configured to cover the battery module and fixed to the fixed beams, wherein the restraining component is provided with a weak area, and the weak area is configured to allow the restraining component to be deformed when being subjected to an expansion force of each battery cell.

Abstract: A delivery system for implantable medical device and control handle thereof are provided. Also provided is an implantable medical device and securing method, loading method, and releasing method therefor. The delivery system includes a balloon catheter; a sheath in sliding fit over the balloon catheter and for covering the implantable medical device; an adjustment string for releasably securing the implantable medical device over the balloon catheter, one end of the adjustment string is capable of being fixed to the balloon catheter, and the other end is capable of passing through the implantable medical device and has an eyelet; and a locking wire having relative locked and unlocked states. In the locked state, the locking wire passes through the eyelet to restrain the implantable medical device, and in the unlocked state, the locking wire disengages from the eyelet to release the implantable medical device.