Abstract: A micro-displacement measurement system having a picometer scale resolution and a measurement method. The measurement system comprises a probe module, a demodulation optical path module, a static lock-in amplification module, an upper computer module, and a micro-displacement drive module. The probe module comprises a measurement FBG sensor, a matching FBG sensor, a precision stainless steel needle tube, and an external support; the demodulation optical path module comprises an ASE broadband light source, a first circulator, a second circulator, and an InGaAs photodetector; the upper computer module comprises a data acquisition card and a computer; and the micro-displacement drive module comprises a piezoelectric ceramic nano-positioner, a piezoelectric ceramic driver, a three-dimensional precision micro-motion platform.

Abstract: A large-load unmanned aerial vehicle (UAV) for plant protection with adjustable spraying swath and pesticide application amount is provided, relating to the technical field of pesticide application of unmanned aerial vehicles. The large-load unmanned aerial vehicle for plant protection comprises a large-load unmanned aerial vehicle, a pesticide box, a variable pesticide application system, and adjustable spraying swath mechanisms, wherein the pesticide box is fixed to landing gears of the unmanned aerial vehicle and is positioned below a control platform of the unmanned aerial vehicle; the adjustable spraying swath mechanisms are arranged on the landing gears, the variable pesticide application system is connected with the pesticide box and the adjustable spraying swath mechanisms, the variable pesticide application system and the adjustable spraying swath mechanisms are electrically connected with the control platform, and the control platform is in communication connection with a remote control handle.

Abstract: A direct tensile and acoustic testing machine under rock seepage includes a sample and a support frame. A top of the support frame is fixed with a top plate, a bearing plate is provided above the top plate, the bearing plate is provided with a plurality of vertical force transferring rods, the force transferring rods vertically penetrate through the top plate and sliding fit with the top plate, lower ends of the force transferring rods are provided with a tensile base, a top of the tensile base is provided with a lower clamp holder, a bottom of the top plate is provided with an upper clamp holder, and a clamp center of the upper clamp holder overlaps with a clamp center of the lower clamp holder. An acoustic component and a seepage component are provided in the upper clamp holder and the lower clamp holder.

Abstract: Provided is a method for preventing or treating urological chronic pelvic pain syndrome (UCPPS) in a subject that includes administering an effective amount of cerium oxide nanoparticles (CeNPs) to the subject. Also provided is a method for preventing or treating an UCPPS in a subject that includes administering to the subject a pharmaceutical composition comprising an effective amount of the CeNPs and a pharmaceutically acceptable carrier thereof.

Abstract: A work tool and transmission system thereof. The transmission system comprises: a first shaft (250) and a second shaft (350), a near end (351) of the second shaft having a first mating part; a shaft coupler (600), a far-side part (620) of the shaft coupler having a second mating part matched in shape to the first mating part; and a coupling mechanism capable of directly or indirectly applying a coupling force to at least one of the first shaft, the second shaft and the shaft coupler; when the far-side part of the shaft coupler is aligned with the near end of the second shaft in the circumferential direction, the coupling force forces the first mating part to engage with the second mating part, so that the shaft coupler transmits rotational movement of the first shaft to the second shaft. The work tool comprises: a transmission system; a motive power head transmission-connected to the first shaft (250); and a working head transmission-connected to the second shaft (350).

Abstract: A method of digital measuring the color of fabrics based on digital camera, includes: making plain fabric samples; obtaining ground-truth color of plain fabrics using a spectrophotometer; capturing a raw format digital image of the plain fabrics using the digital camera and extracting raw camera responses of the plain fabrics; capturing a raw format digital image of a target fabric and extracting the raw camera responses of a ROI in the target fabric; calculating a Euclidean distance and a similarity coefficient between the raw camera responses of the ROI in the target fabric and the plain fabrics; normalizing the Euclidean distance and the similarity coefficient; calculating a weighting coefficient of each color data of the plain fabrics based on the normalized Euclidean distance and similarity coefficient; weighting every color data of plain fabrics with a corresponding weighting coefficient; and summing the weighted color data of the plain fabrics.

Abstract: An Android simulator and a method for implementing an Android simulator are provided, wherein the Android simulator comprises an Android virtual machine and an application running module; the Android virtual machine comprises a data converting unit and a running unit, wherein the data converting unit is configured to convert a data structure of Linux-based Android-related data to a data structure of Windows-based Windows-related data; the running unit is configured to establish and manage a thread and a signal of the Linux system in the Windows system, and manage a memory allocation of the Linux system in the Windows system; and the application running module is configured to run an application in the Android virtual machine running module.

Abstract: The present invention discloses a method and apparatus for loading an ELF file of a Linux system into a Windows system. The method comprises: resolving the ELF file in accordance with a format of the ELF file; loading the whole ELF file into a Windows system memory according to a Windows system memory storage rule; acquiring a memory address, of a file content corresponding to a symbol recorded in a symbol table of the ELF file, in the Windows system in accordance with a resolution result of the ELF file; and linking the symbol with the memory address, of the file content corresponding to the symbol, in the Windows system.

Abstract: The present invention discloses a thread processor and a thread processing method. The thread processor implements processing of a Linux thread based on a Windows system and comprises: a thread function converting module, configured to convert a processing function of a Linux thread to a processing function of a corresponding Windows thread by resolving the processing function of the Linux thread; a thread data structure converting module, configured to convert a data structure applicable to the Linux thread to a data structure applicable to the corresponding Windows thread by resolving the data structure of the Linux thread; and a thread blocking management module, configured to process blocking of a Windows thread by performing a cyclic detection on the Windows thread running in the Windows system by means of a function conversion and a data structure conversion.

Abstract: A method and apparatus for running an Android application on a Windows system are disclosed. The method comprises: loading a relevant file in a dynamic link library of an Android virtual machine by loading a Linux executable file of a predetermined format in response to an instruction for starting an application to start the Android virtual machine; beginning to load the relevant file in the dynamic link library of the application; loading a predetermined engine file and a relevant executable file in the application by starting the Android virtual machine; invoking an Activity resource corresponding to the application by invoking a predetermined starting process; and finishing loading the relevant file in the dynamic link library of the application in a life cycle of the Activity resource to run the application. Through the present invention, normal running of an Android application in the Windows system in the form of a native application is thoroughly implemented.

Abstract: The present invention provides organic nanoparticles that include a molecule having a Log P value of about 3 or above, an amphiphilic diblock copolymer or a surfactant, and a pharmaceutically-acceptable hydrophilic polymer. The present invention also provides methods of making these nanoparticles, e.g., by flash nanoprecipitation, with control over particle size and surface properties. The methods of the present invention provide a means for co-precipitating a water-insoluble compound with an amphiphilic stabilizer within a few milliseconds. The nanoparticles of the present invention exhibit high drug loading, e.g., 50% w/w, and can be produced with a mean particle size less than 200 nm and with a narrow particle size distribution.