摘要：【中文】本发明涉及一种医疗诊断的超声CT装置，包括医疗检查台以及与医疗检查台位置关联的执行机构。该执行机构包括底座、设置在底座上的超声CT的检测模块和带动该底座沿线性方向动作的运动机构。检测模块包括：具有内部腔体的内筒件、检测圆盘、与内筒件的开口固定连接的内筒件连接块，设置在检测圆盘上的第一探头，设置在内筒件连接块上的第二探头，和与底座固定连接的外筒件。内筒件与检测圆盘的内部组成容器腔。检测圆盘和外筒件分别通过轴承件与内筒件承接。本发明解决传统超声CT检测装置结构复杂、多探头阵列成本昂贵、发射探头与接收探头无法在任意位置发射和接收信号等技术问题。 【EN】The invention relates to an ultrasonic CT device for medical diagnosis, which comprises a medical examination table and an actuating mechanism associated with the position of the medical examination table. The actuating mechanism comprises a base, an ultrasonic CT detection module arranged on the base and a movement mechanism driving the base to move along a linear direction. The detection module includes: the device comprises an inner barrel with an inner cavity, a detection disc, an inner barrel connecting block fixedly connected with an opening of the inner barrel, a first probe arranged on the detection disc, a second probe arranged on the inner barrel connecting block, and an outer barrel fixedly connected with a base. The inner cylinder part and the inner part of the detection disc form a container cavity. The detection disc and the outer barrel are respectively connected with the inner barrel through a bearing piece. The invention solves the technical problems that the traditional ultrasonic CT detection device has a complex structure, a multi-probe array has high cost, and a transmitting probe and a receiving probe cannot transmit and receive signals at any position.

摘要：【中文】本发明涉及一种用于人体组织扫查诊断的超声CT成像系统，包括：超声换能器模块；与所述超声换能器模块连接的运动模块，用于支撑和驱动超声换能器模块动作；与所述超声换能器模块连接的发射采集模块；与所述发射采集模块连接的存储模块；与所述存储模块连接的成像模块；和分别与所述运动模块和所述发射采集模块连接的控制模块。本发明提供的CT成像系统可以快速稳定的对扫描对象重建出精度高、清晰度高和直观性好的人体组织影像。 【EN】The invention relates to an ultrasonic CT imaging system for scanning and diagnosing human tissues, which comprises: an ultrasonic transducer module; the motion module is connected with the ultrasonic transducer module and is used for supporting and driving the ultrasonic transducer module to act; the transmitting and collecting module is connected with the ultrasonic transducer module; the storage module is connected with the transmitting and collecting module; the imaging module is connected with the storage module; and the control module is respectively connected with the motion module and the emission and acquisition module. The CT imaging system provided by the invention can quickly and stably reconstruct human tissue images with high precision, high definition and good intuition on a scanned object.

摘要：【中文】一种路用氯盐融雪剂最优撒布量的计算方法，涉及一种融雪剂最优撒布量的计算方法。目的是解决路用氯盐融雪剂撒布量控制的准确性低的问题。方法：获取质量为M的氯盐融雪剂第20min时和第60min时的融冰质量△M20和△M60，以M、△M20和5条相互平行的温度斜线绘制诺谟图，应用诺谟图得到融雪剂的撒布量计算值，乘以折减系数后即得到最优融雪剂撒布量。本发明分别研究了融雪剂撒布质量和融雪环境温度对融雪剂融冰速率的影响，绘制了氯盐融雪剂在固体融雪阶段的融冰能力诺谟图，整理得到氯盐融雪剂应用的折减系数，最终得到适用于不同情况下的氯盐融雪剂撒布量诺谟图，提高了撒布量的准确性。本发适用于氯盐融雪剂撒布量的计算。 【EN】A method for calculating the optimum amount of snow-melting agent for roads includes obtaining △ M20 and △ M60 ice-melting masses of M-type chlorine-salt snow-melting agent at 20min and 60min, plotting a nomogram by M, △ M20 and 5 mutually parallel temperature slopes, obtaining a calculated value of the amount of snow-melting agent by applying the nomogram, and multiplying the calculated value by a discount coefficient to obtain the optimum amount of snow-melting agent.

摘要：【中文】一种联合最小二乘和三边定位的超宽带室内定位方法，属于信号处理领域。包括以下步骤：获取4个锚节点与标签间的距离信息；处理测距数据得到关于锚节点平面对称的2个坐标解；根据2个对称解得到标签精确的位置坐标；输出计算得到的标签位置坐标。本发明提出了一种联合最小二乘和三边定位的超宽带室内定位方法，该定位方法通过利用所获取到的距离信息，利用改进的最小二乘和三边定位的联合算法对测距结果进行两步解算处理，从而得到更加精确的定位结果，并且耗时较短。 【EN】An ultra-wideband indoor positioning method combining least square and trilateral positioning belongs to the field of signal processing. The method comprises the following steps: obtaining distance information between 4 anchor nodes and labels; processing the ranging data to obtain 2 coordinate solutions symmetrical about the anchor node plane; obtaining accurate position coordinates of the label according to the 2 symmetrical solutions; and outputting the calculated label position coordinates. The invention provides an ultra-wideband indoor positioning method combining least square positioning and trilateral positioning.

摘要：【中文】具有机械悬浮式二系悬挂装置的重载快捷铁路货车转向架，属于轨道车辆设计制造技术领域。本发明为了保证车辆在直线和曲线运行时具有良好的运行平稳性、曲线通过性以及抗蛇形能力并有效降低轮轨磨耗，减少运营维护成本。该机械悬浮式二系悬挂装置由正刚度单元、负刚度单元组成。正刚度单元为传统二系悬挂弹簧，提供垂向、纵向、横向的刚度；负刚度单元由水平弹簧，竖直导杆，滚动轴杆，轴承，滑块滑轨，直线轴承等组成，该单元机构在纵向、横向能够保持自由滑动，且只提供垂向的负刚度特性，负刚度单元机构与车体采用球铰连接，以保证车体具有伸缩、横移、沉浮、侧滚、点头、摇头6个自由度。具有更好的隔振性能；机械悬浮式转向架能极大程度提升车辆直线运行的垂向平稳性，改善车辆运行的横向平稳性。 【EN】A heavy-load quick railway wagon bogie with a mechanical suspension type secondary suspension device belongs to the technical field of rail vehicle design and manufacture. The invention aims to ensure that the vehicle has good running stability, curve trafficability and snake resistance when running in a straight line and a curve, effectively reduces the abrasion of the wheel rail and reduces the operation and maintenance cost. The mechanical suspension type secondary suspension device consists of a positive stiffness unit and a negative stiffness unit. The positive stiffness unit is a traditional secondary suspension spring and provides vertical, longitudinal and transverse stiffness; the negative stiffness unit is composed of a horizontal spring, a vertical guide rod, a rolling shaft rod, a bearing, a sliding block sliding rail, a linear bearing and the like, the unit mechanism can freely slide in the longitudinal direction and the transverse direction and only provides vertical negative stiffness characteristics, and the negative stiffness unit mechanism is connected with the vehicle body through a spherical hinge to ensure that the vehicle body has 6 degrees of freedom of stretching, transverse moving, sinking and floating, side rolling, nodding and shaking. The vibration isolation performance is better; the mechanical suspension type bogie can greatly improve the vertical stability of the linear running of the vehicle and improve the transverse stability of the running of the vehicle.

摘要：【中文】本发明涉及一种园林装置，具体是一种基于树木涂白的高效园林作业装置，为了解决现有技术中存在的树木涂白时应用面不足，在很多工况条件下不便于施工，经济效益低下等问题，本发明包括承载底盘小车，位于小车上的PLC人机交互触摸屏，具有搅拌和储存两种料功能的双储料筒，与储料筒相连并具有双输出口的液泵，通过左右两个软管拉紧器分别与左右两端的喷涂机构相连；升降装置，与升降装置相连的有左右移动装置，以及通过起重链以及滑块相连的喷涂装置，可适应不同形状程度的，不同直径树木涂白作业，进行贴合作业，适应能力强，可确保涂白液体在树干表面分布均匀。 【EN】The invention relates to a garden device, in particular to a high-efficiency garden operation device based on tree whitening, which aims to solve the problems that the application area is insufficient when trees are whitened, construction is inconvenient under a plurality of working conditions, the economic benefit is low and the like in the prior art; elevating gear links to each other with elevating gear has the controlling device to and through the spraying device that lifting chain and slider link to each other, adaptable different shape degree, the operation of whitewashing of different diameters trees, the operation of laminating, adaptability is strong, can ensure that whitewashing liquid is even at trunk surface distribution.

摘要：【中文】一种可大规模生产的柔性生物质基压力传感器的制备工艺，属于可穿戴传感领域。本发明要解决现有柔性器件生产过程中存在昂贵的生产成本、无法大规模生产、产生电子垃圾的缺点。本发明方法：一、将生物质加工成一定的形状后在惰性气氛下高温碳化；二、剪切成设计形状；三、然后置于PDMS/正己烷溶液中浸泡，取出后固化，得到柔性生物质基压力传感器。本发明方法成本低，可大规模生产，避免电子垃圾的产生和环境的污染，且得到的产品具有高灵敏度，高稳定性，本发明方法获得的压力传感器能够实现监测人体脉搏跳动，关节运动及喉部发音等。 【EN】A preparation process of a flexible biomass-based pressure sensor capable of being produced in a large scale belongs to the field of wearable sensing. The invention aims to solve the defects of expensive production cost, incapability of large-scale production and generation of electronic waste in the production process of the conventional flexible device. The method comprises the following steps: firstly, processing biomass into a certain shape and then carbonizing the biomass at high temperature in an inert atmosphere; secondly, shearing into a designed shape; and thirdly, soaking the substrate in a PDMS/n-hexane solution, taking out the substrate and curing the substrate to obtain the flexible biomass-based pressure sensor. The method has low cost, can be produced in large scale, avoids the generation of electronic garbage and the environmental pollution, and the obtained product has high sensitivity and high stability.

摘要：【中文】本发明提出一种基于声弹效应的大型高速回转装备装配紧固力测量方法，工控机控制激光器发射脉冲激光，脉冲激光被分光镜分成两束，数据采集卡将采集到的信号传至工控机进行处理，计算出Δt₀；所有螺栓紧固后，对第一个螺栓进行测量，计算出Δt₁，求出该螺栓的紧固力F₁，工控机控制精密回转台转动一定角度，对第二个螺栓进行测量，计算出Δt₂，求出该螺栓的紧固力F₂，直至转子装配体回转一周，完成若干个螺栓紧固力的测量。解决了现有技术的航空发动机转子装配紧固力难以直接测量、测量效率低且会对转子表面造成腐蚀等问题，提出一种基于声弹效应的大型高速回转装备装配紧固力测量方法，实现航空发动机转子装配紧固力的直接、高效率和高精度测量。 【EN】The invention provides a large-scale high-speed rotation equipment assembling fastening force measuring method based on acoustic-elastic effect₀(ii) a After all the bolts are fastened, measuring the first bolt and calculating delta t₁Determining the fastening force F of the bolt₁The industrial personal computer controls the precise rotary table to rotate a certain angle, measures the second bolt and calculates delta t₂Determining the fastening force F of the bolt₂And measuring the fastening force of the plurality of bolts until the rotor assembly body rotates for a circle. The method solves the problems that the assembly fastening force of the rotor of the aircraft engine in the prior art is difficult to directly measure, the measurement efficiency is low, the surface of the rotor can be corroded and the like, provides the method for measuring the assembly fastening force of the large-sized high-speed rotating equipment based on the acoustic-elastic effect, and realizes the direct, high-efficiency and high-precision measurement of the assembly fastening force of the rotor of the aircraft engine.

摘要：【中文】本发明是一种智能物联购物车系统及其购物方法。所述系统包括：电源模块、UHF RFID模块、ARM主控制器、STM32协处理器、触摸显示屏、UWB室内定位模块和辅助室内定位基站；所述电源模块连接ARM主控制器，所述ARM主控制器连接UHF RFID模块、STM32协处理器、触摸显示屏，所述STM32协处理器连接UWB室内定位模块，所述辅助室内定位基站分布在超市内，所述ARM主控制器与UHF RFID模块通过FT232RL USB转串口模块连接。本发明可根据用户的历史购物信息进行精准广告投放，为商家创造效益的同时避免了顾客错过感兴趣的促销信息。 【EN】The invention discloses an intelligent Internet of things shopping cart system and a shopping method thereof. The system comprises: the system comprises a power supply module, a UHF RFID module, an ARM main controller, an STM32 coprocessor, a touch display screen, a UWB indoor positioning module and an auxiliary indoor positioning base station; the power module is connected with an ARM main controller, the ARM main controller is connected with a UHF RFID module, an STM32 coprocessor and a touch display screen, the STM32 coprocessor is connected with a UWB indoor positioning module, the auxiliary indoor positioning base stations are distributed in a supermarket, and the ARM main controller is connected with the UHF RFID module through an FT232RL USB serial port conversion module. The invention can carry out accurate advertisement putting according to the historical shopping information of the user, creates benefit for merchants and avoids customers missing interesting promotion information.

摘要：【中文】基于L统计量和粒子群优化的微多普勒抑制方法，涉及逆合成孔径雷达成像技术领域，针对现有技术中进行刚体损失恢复效率低的问题，与L统计量方法相比，本发明在不显著增加计算时间的基础上大幅度提高了重建FT的频谱聚集度，与基于遗传算法的刚体恢复方法比又大量节省了计算时间，本发明可以高效率的恢复并重建刚体频谱。 【EN】A micro Doppler inhibition method based on L statistic and particle swarm optimization relates to the technical field of inverse synthetic aperture radar imaging, aims at the problem of low rigid body loss recovery efficiency in the prior art, and compared with an L statistic method, the method provided by the invention greatly improves the spectrum aggregation of reconstructed FT on the basis of not obviously increasing the calculation time, greatly saves the calculation time compared with a rigid body recovery method based on a genetic algorithm, and can efficiently recover and reconstruct rigid body spectrum.