摘要：【中文】本发明属于无人机技术领域，具体涉及提供了一种可拆卸式机臂及无人机，包括：机身连接管；旋翼连接臂，旋翼连接臂的一端与机身连接管插接；弹性夹紧件，弹性夹紧件固定在机身连接管端部；锁紧件，锁紧件设于机身连接管上且环设在弹性夹紧件外，旋翼连接臂插入机身连接管后，弹性夹紧件在锁紧件的作用下夹紧所述旋翼连接臂；插接件：插接件包括固定在旋翼连接臂端部的插头和固定在机身连接管内部的插座，插头对应插接在所述插座内。上述可拆卸式机臂操作方便且快捷，固定牢靠；机身连接管与机身之间还可以进行折叠，通过折叠组件实现机臂与机身之间的快速折叠。所提供的无人机，能够根据实际需要减小无人机所占用的空间，操作便捷。 【EN】The invention belongs to the technical field of unmanned aerial vehicles, and particularly provides a detachable type horn and an unmanned aerial vehicle, which comprise: a machine body connecting pipe; one end of the rotor wing connecting arm is spliced with the machine body connecting pipe; the elastic clamping piece is fixed at the end part of the connecting pipe of the machine body; the locking piece is arranged on the machine body connecting pipe and is annularly arranged outside the elastic clamping piece, and after the rotor wing connecting arm is inserted into the machine body connecting pipe, the elastic clamping piece clamps the rotor wing connecting arm under the action of the locking piece; plug connector: the plug connector comprises a plug fixed at the end part of the rotor wing connecting arm and a socket fixed in the connecting pipe of the machine body, and the plug is correspondingly plugged in the socket. The detachable machine arm is convenient and quick to operate and is firmly fixed; the fuselage connecting pipe can be folded with the fuselage, and the folding assembly can be used for realizing the quick folding between the horn and the fuselage. The unmanned aerial vehicle that provides can reduce the shared space of unmanned aerial vehicle, the simple operation according to actual need.

摘要：【中文】本申请涉及一种钛合金管材及其制备方法，该制备方法包括以下步骤：提供钛合金棒坯和带锥度的芯棒，芯棒内部设有冷却通道，芯棒表面涂有润滑剂，芯棒的锥度为0.1°～10°；采用镗床对钛合金棒坯进行掏孔处理，得到粗品管坯；将粗品管坯套设在芯棒上，向冷却通道通冷却液，采用精锻机组对粗品管坯进行锻造，脱除芯棒，得到成品管坯，粗品管坯与芯棒接触部分的长度与芯棒总长的比值为(6～8):15；将成品管坯进行退火处理处理，得到钛合金管材。上述方法制得的钛合金管材组织均匀、内外表面质量较好且性能优异。 【EN】The application relates to a titanium alloy pipe and a preparation method thereof, wherein the preparation method comprises the following steps: providing a titanium alloy bar blank and a core bar with a taper, wherein a cooling channel is arranged in the core bar, a lubricant is coated on the surface of the core bar, and the taper of the core bar is 0.1-10 degrees; adopting a boring machine to carry out hole digging treatment on the titanium alloy bar blank to obtain a crude tube blank; sleeving the crude tube blank on a mandrel, introducing cooling liquid into a cooling channel, forging the crude tube blank by using a precision forging machine set, removing the mandrel to obtain a finished tube blank, wherein the ratio of the length of the contact part of the crude tube blank and the mandrel to the total length of the mandrel is (6-8): 15; and carrying out annealing treatment on the finished pipe blank to obtain the titanium alloy pipe. The titanium alloy pipe prepared by the method has uniform structure, good quality of the inner surface and the outer surface and excellent performance.

摘要：【中文】本发明涉及一种游戏床，具有展开状态和折叠状态，包括上围框、底支架、连接在上围框与底支架之间的多根立杆、用于将游戏床锁定在展开状态下的锁定机构，上围框包括多根首尾依次相连接的上围杆；底支架包括多根底撑杆，底撑杆的一端与立杆的下端转动连接，多根底撑杆的另一端之间直接或间接地转动连接，相邻两根上围杆的一端与同一根立杆转动且能够沿该立杆的长度方向滑动地连接，上围杆的另一端与另一根立杆的上端转动连接，折叠时，上围杆的一端沿立杆向下滑动并转动，上围杆的另一端与立杆、底撑杆与立杆相转动靠拢。本发明通过上围杆一端与立杆的转动滑动配合向下滑动实现靠拢，取消了上围杆上的关节连接收折，结构更为简化，操作更加便捷。 【EN】The invention relates to a game bed which has an unfolding state and a folding state and comprises an upper enclosing frame, a bottom bracket, a plurality of upright rods connected between the upper enclosing frame and the bottom bracket and a locking mechanism used for locking the game bed in the unfolding state, wherein the upper enclosing frame comprises a plurality of upper enclosing rods which are sequentially connected end to end; the bottom bracket comprises a plurality of bottom supporting rods, one ends of the bottom supporting rods are rotatably connected with the lower end of the vertical rod, the other ends of the bottom supporting rods are directly or indirectly rotatably connected, one ends of the two adjacent upper enclosing rods are rotatably connected with the same vertical rod in a sliding mode along the length direction of the vertical rod, the other ends of the upper enclosing rods are rotatably connected with the upper end of the other vertical rod, when the folding type folding bed is folded, one ends of the upper enclosing rods slide downwards along the vertical rod and rotate, and the other ends of the upper enclosing rods are rotatably close to the vertical rod and the bottom. The folding device disclosed by the invention can be drawn close by sliding downwards through the rotating sliding fit of one end of the upper enclosing rod and the vertical rod, the joint connection folding on the upper enclosing rod is cancelled, the structure is more simplified, and the operation is more convenient and faster.

摘要：【中文】本发明实施例提供了一种产生稳定镜像电流的电路，涉及镜像电流电路领域。该电路包括：电压比较模块、第一PMOS管、基准电流模块、第二PMOS管、电流稳定模块、镜像电流输出模块、预充电路模块以及预放电路模块，所述电压比较模块分别与所述第一PMOS管、所述第二PMOS管以及所述预放电路模块连接，所述第一PMOS管与所述基准电流模块连接，所述电流稳定模块分别与所述第二PMOS管和所述镜像电流输出模块连接，所述预充电路模块分别连接所述第一PMOS管以及所述电流稳定模块，所述预放电路模块分别与所述第一PMOS管以及所述第二PMOS管连接。本发明有效的缩短了低功耗存储器稳定镜像电流的建立时间，提高了存储器的读取性能。 【EN】The embodiment of the invention provides a circuit for generating stable mirror current, and relates to the field of mirror current circuits. The circuit includes: the voltage comparison module is respectively connected with the first PMOS tube, the second PMOS tube and the pre-discharge circuit module, the first PMOS tube is connected with the reference current module, the current stabilization module is respectively connected with the second PMOS tube and the mirror current output module, the pre-charge circuit module is respectively connected with the first PMOS tube and the current stabilization module, and the pre-discharge circuit module is respectively connected with the first PMOS tube and the second PMOS tube. The invention effectively shortens the establishment time of the stable mirror current of the low-power-consumption memory and improves the reading performance of the memory.

摘要：【中文】本发明公开了一种高性能储存环磁铁电源，将在一台传统的开关电源磁铁电源的基础上，采用一台小功率线性电源作为有源滤波器与之并联，先由开关电源将磁铁电流的输出稳定至接近预期值，再启动线性电源，将开关电源的输出误差予以补偿。通过结合两种类型电源的优势，采用数字式开关电源输出大电流，将磁铁电流粗略地稳定在目标值，然后再利用高稳定度线性电源将电流精确的控制在给定值上。本发明通过粗精结合的方式，引入有源滤波器的理念，使用线性电源将开关电源导致的谐波予以滤除，并结合了两种电源的优势，保留了数字式开关电源的灵活性、可靠性，同时也具备了线性电源的稳定性。 【EN】The invention discloses a high-performance storage ring magnet power supply, which is characterized in that a low-power linear power supply is adopted as an active filter to be connected in parallel with the traditional switching power supply on the basis of a magnet power supply of the traditional switching power supply, the output of magnet current is stabilized to be close to an expected value by the switching power supply, then the linear power supply is started, and the output error of the switching power supply is compensated. By combining the advantages of the two types of power supplies, the digital switching power supply is adopted to output large current, the magnet current is roughly stabilized at a target value, and then the high-stability linear power supply is utilized to accurately control the current at a given value. The invention introduces the concept of an active filter by a coarse-fine combination mode, filters harmonic waves caused by the switching power supply by using the linear power supply, combines the advantages of the two power supplies, retains the flexibility and reliability of the digital switching power supply, and has the stability of the linear power supply.

摘要：【中文】本发明公开了一种基于MATLAB的力位移曲线主要特征点批量处理方法。本发明一种基于MATLAB的力位移曲线主要特征点批量处理方法，包括：复制力位移试验数据到文本中，将包含力位移数据的文件进行统一有规律命名，便于数据后处理时寻找对应文件；编写力位移数据文本名列表，便于循环处理数据；输入首次屈服点强度和极限点强度与峰值强度的倍数。本发明的有益效果：解决了提取力位移曲线主要特征点(首次屈服点、等效屈服点、最大值点、极限点)需手工找点、手工记录、效率低下的问题；克服了在批量处理时需耗费大量时间精力、准确度又无法保证的难题。 【EN】The invention discloses a MATLAB-based method for processing main characteristic points of a force displacement curve in batches. The invention relates to a MATLAB-based force displacement curve main characteristic point batch processing method, which comprises the following steps: copying the force displacement test data into a text, and uniformly and regularly naming the files containing the force displacement data so as to be convenient for searching corresponding files during data post-processing; compiling a force displacement data text name list to facilitate cyclic processing of data; the first yield strength and the multiple of the limit strength and peak strength are input. The invention has the beneficial effects that: the problems that the extraction of main characteristic points (a first yield point, an equivalent yield point, a maximum value point and a limit point) of a force displacement curve needs manual point finding and manual recording and has low efficiency are solved; the problem that a large amount of time and energy are consumed during batch processing, and the accuracy cannot be guaranteed is solved.

摘要：【中文】本申请涉及一种地图中水波纹的模拟方法、装置、设备和可读存储介质，所述方法包括：获取水波纹图像；将所述水波纹图像与模拟动态水面效果的着色文件进行关联；将关联所述着色文件的水波纹图像，置于目标区域的地图轮廓模型和水底地图轮廓模型之间，得到所述目标区域的地图；当展示所述地图时，根据所述着色文件计算所述水波纹图像在不同时间所对应的颜色值；根据不同时间所对应的所述颜色值渲染所述水波纹图像，以在不同时间显示不同颜色值的水波纹图像。本申请提供的方案可以提高模拟水波纹的效果。 【EN】The application relates to a method, a device, equipment and a readable storage medium for simulating water ripples in a map, wherein the method comprises the following steps: acquiring a water ripple image; associating the water ripple image with a coloring file that simulates a dynamic water surface effect; placing the water ripple image associated with the colored file between a map contour model of a target area and a water bottom map contour model to obtain a map of the target area; when the map is displayed, calculating color values corresponding to the water ripple image at different times according to the coloring file; and rendering the water ripple image according to the color values corresponding to different times so as to display the water ripple image with different color values at different times. The scheme that this application provided can improve the effect of simulation ripple.

摘要：【中文】本发明公开了一种基于OpenSees与MATLAB的逐步增量动力分析与数据处理方法。本发明一种基于OpenSees与MATLAB的逐步增量动力分析与数据处理方法，包括：根据结构设计参数，建立OpenSees结构有限元分析模型；地震波文件名称命名，编写地震波列表；编写目标调幅峰值列表和地震动时间间隔列表；编写OpenSees输出的数据文件名称命令流；编写OpenSees加载地震波命令流；编写在计算不收敛时自动切换算法命令流；编写在倒塌临界状态分析终止命令流；编写MATLAB软件读取OpenSees软件输出数据并写入到Excel表格中的命令流。本发明的有益效果：本发明提出了一种基于OpenSees与MATLAB的逐步增量动力快速分析与数据处理方法，解决了在地震波切换、地震动峰值进行调幅时。 【EN】The invention discloses a step-by-step incremental dynamic analysis and data processing method based on OpenSees and MATLAB. The invention relates to a step-by-step incremental dynamic analysis and data processing method based on OpenSees and MATLAB, which comprises the following steps: establishing an OpenSees structure finite element analysis model according to the structure design parameters; naming the seismic wave file name, and compiling a seismic wave list; compiling a target amplitude modulation peak list and a seismic oscillation time interval list; writing a data file name command stream output by OpenSees; writing an OpenSees earthquake wave loading command stream; compiling an automatic switching algorithm command stream when the calculation is not converged; the command stream of the terminal is analyzed and written in the collapse critical state; writing a command stream of MATLAB software reading OpenSees software output data and writing the data into an Excel table. The invention has the beneficial effects that: the invention provides a step-by-step incremental dynamic rapid analysis and data processing method based on OpenSees and MATLAB, which solves the problems of seismic wave switching and seismic oscillation peak amplitude modulation.

摘要：【中文】本发明实施例提供了一种宽压存储器电流镜电路，涉及电流镜电路领域。该电路包括：电压稳定模块，参考电流模块，降压模块，预放电路模块，所述电源稳定模块包括：第一电压输出端、第二电压输出端，所述电源稳定模块与电源VDD连接，所述第一电压输出端连接所述参考电流模块，所述第二电压输出端连接所述降压模块，所述预放电路模块连接所述第二电压输出端，所述预放电路模块用于在所述电压稳定模块工作后，在接收到第一脉宽信号时，降低所述第二电压输出端的电压，以降低所述第一输出端的电压。本发明有效的缩短了宽压存储器在电源电压较低时稳定电流镜电路的建立时间，提高了存储器的读取性能。 【EN】The embodiment of the invention provides a wide-voltage memory current mirror circuit, and relates to the field of current mirror circuits. The circuit includes: the voltage stabilization module, reference current module, step-down module, pre-discharge circuit module, the power stabilization module includes: first voltage output, second voltage output, power stabilization module is connected with power VDD, first voltage output connects the reference current module, second voltage output connects the step-down module, pre-discharge circuit module connects second voltage output, pre-discharge circuit module is used for after voltage stabilization module work, when receiving first pulse width signal, reduce the voltage of second voltage output, in order to reduce the voltage of first output. The invention effectively shortens the establishment time of the stable current mirror circuit of the wide voltage memory when the power supply voltage is lower, and improves the reading performance of the memory.

摘要：【中文】本发明公开了一种具有减缓氧化抗紫外线保鲜功能的泡罩包装片材，其包括设于内层的热封层、设于外层的印刷层、以及设于热封层和印刷层之间的阻隔层和抗紫外线成型层。此外，本发明还公开了一种包装容器，其采用上述的泡罩包装片材制得。另外，本发明还公开了一种食用油产品，其被密封包装于上述的包装容器内。所述的泡罩包装片材轻巧方便、可以制得的容量灵活，且由于所述的泡罩包装片材具有高阻隔性能，因而可以使得采用所述的泡罩包装片材包装的食用油储存时不会出现过氧化值快速增高进而导致食用油品质下降的问题。 【EN】The invention discloses a bubble cap packaging sheet with a function of slowing down oxidation and ultraviolet resistance and keeping freshness, which comprises a heat sealing layer arranged on an inner layer, a printing layer arranged on an outer layer, a blocking layer and an ultraviolet resistance forming layer, wherein the blocking layer and the ultraviolet resistance forming layer are arranged between the heat sealing layer and the printing layer. In addition, the invention also discloses a packaging container which is prepared by adopting the blister packaging sheet. In addition, the invention also discloses an edible oil product which is hermetically packaged in the packaging container. The blister packaging sheet is light and convenient, and can be made with flexible capacity, and because the blister packaging sheet has high barrier property, the problem that the edible oil packaged by the blister packaging sheet has high peroxide value and is not rapidly increased to cause the quality reduction of the edible oil when being stored can be avoided.