The reliability index and mechanical environment resistance index of switching electrical apparatus used in aerospace system are gradually upgraded. 执行航空、航天任务的开关电器的可靠性指标与耐力学环境指标正逐步提高。
Fan for use in mechanical draught apparatus for furnaces, whether or not fitted with an integral motor 熔炉机械通风设备用风扇,无论是否装有积分电机
Methods The cyclic mechanical stretching apparatus was used to study the effects of the cyclic stretch on the growth of rBMSCs with different parameters. 方法应用周期机械拉伸加载装置研究不同参数的周期机械拉伸加载对大鼠骨髓间充质干细胞生长的影响。
Make only such electrical and mechanical repairs as will restore the apparatus to its original condition. 仅对电气和机械设备进行修理,将其恢复至初始状态。
Excellent mechanical capacity, all its electric apparatus adopt name-brand high-quality products, also equiped with multilayer safety devices to ensure the safety of its operation. 机械性能卓越,电器全部采用国内外名厂优质产品,并有多重安全装置,保证机器操作过程中安全性。
The blends were prepared by mechanical grinding and mixing using apparatus of different types. 实验采用了多种混合粉碎方式。
The utility model relates to a mechanical press damping shock absorbing apparatus, which is used for controlling the noise caused by the impact vibration of the mechanical press. 本实用新型是一种机械压力机阻尼减振装置,用于机械压力机冲击振动噪声控制。
Our main products: E-price scale, Electronic platform scale, electronic kitchen scale, health scale, jewelry scale and mechanical weighing apparatus, etc. 主要产品有电子计价秤、电子台秤、电子厨房秤、人体健康秤、珠宝秤、度盘秤、机械衡器等产品。
He unilaterally enlarged life's scope to include a predominantly mechanical apparatus. 他单方面扩大生命的范围使之包括了一个占统治地位的机械装置。
Large mechanical apparatus with seats for children to ride on. 让孩子们骑在上面带有座位的大的机械装置。
Nanomechanics deals with the mechanical problems of materials, apparatus and structures at nanometer scale. 纳米力学是研究纳米尺度材料、器件与结构的力学。
Thermal mechanical performance testing apparatus The composition, functions and peculiarity were introduced in detail. 热机械性能试验装置详述测试装置和控制系统的组成、能、点。
The result illustrated makes it practicable to oxidize the atmospheric nitrogen in unlimited quantities, merely by the use of cheap mechanical power and simple electrical apparatus. 这样的话,结果,我们就能够氧化大气中无穷尽数量的氮,仅仅只需便宜的机器和简单的电气设备。
As one of radial horizontal drilling techniques, high pressure water jet drilling technology is capable of using mechanical or water jet apparatus to make a cavity at the selected coal seam. 高压水射流径向水平孔钻进技术是水平孔施工技术之一,它是在垂直瓦斯抽放或煤层气勘探钻孔布置机械或水力扩孔装置,对准选定的煤层部位进行扩孔。
Using mechanical dynamic triaxial test apparatus and electro-hydraulic dynamic triaxial test apparatus, liquefaction tests of a saturated standard sand were conducted in order to compare the effects of apparatus type, and sample size on dynamic strength. 用机械式及液压式振动三轴仪进行标准砂的液化试验,以比较仪器型式对动强度的影响;还比较了试样尺寸的影响。
Technical reform of the mechanical holding apparatus of low voltage vacuum switcher in mobile substation 移动变电站低压侧真空馈电开关机械维持机构技术改造
Teaching Reform on the Course The Technology of Mechanical Manufacture and Design of Clamping Apparatus 《机制工艺与夹具设计》教学改革的探讨
In the paper has been introduced the present situation of PM mechanical parts sintering apparatus at home and abroad, and analyzed the problems existing in the current production and application for sintering furnace. 本文对国内外粉末冶金机械零件烧结设备的现状进行了介绍,同时分析了当前烧结炉生产和使用中存在的问题。
The paper discusses the realization of Pliancy function from two respects of mechanical apparatus and hydraulic servo fundamentals. 本文从机械装置和液压伺服原理两方面讨论了柔顺功能的实现。
Application of Mechanical Reliability in HighVoltage Electric Apparatus 机械可靠性在高压电器上应用
The Mechanical Inclinometer is an apparatus which is used for oil drilling engineering to measure the deviation of the oil wells. 机械式测斜仪是石油钻井工程中使用的一种用于测量井斜的仪器。
It can assure the working reliability of welding machine, decrease the mechanical and electric fault, prolong apparatus's life, reduce cost and increase product quality. 它可以保证焊机正常工作,减少机械和电气事故,延长易损件使用寿命,减低工作强度从而实现无间隙地生产钢材,大幅度提高车间的经济效益,降低生产成本,提高钢材质量。
After the increase of mechanical, electrical and electronic apparatus used on the car, it is necessary to install protect circuit. 车载机电装置和电子控制装置的增加大大地增长了对设置保护电路的需要。
One is the static measurement which uses the mechanical ruler, electro-testing apparatus and device equipped with CCD. 轮对几何参数的测量方式可分为静态检测和动态检测:静态检测主要采用机械测量尺、电子测量仪和基于CCD技术的测量装置;
Data Processing by Computer for Soil Mechanical Experiments With Dynamic Triaxial Apparatus 动三轴仪土力学试验微机采样数据处理系统
In this paper is also discussed the influence of power frequency on the force charactristics and on the mechanical life of low-voltage switching apparatus. 文中还讨论了电源频率对低压开关电器的力特性以及对机械寿命的影响。
As a thermal power mechanical apparatus, plate heat exchangers have been widely used in the fields of energy transport processes for its perfect performance. The deeper researches on plate heat exchanger are necessary for enlarging its range of application. 板式换热器作为一种传热性能优异的热能动力机械设备被广泛应用到有能量转换过程的许多领域,其应用范围的不断扩大要求对其进行更深入的研究。
To meet the requirements of mechanical motion, both stirring apparatus motor control system and material conveying apparatus control system were designed. 根据黑加仑打浆起泡机机械运动要求,设计并制作了搅拌装置电机控制系统与物料输送装置控制系统。
Fiber-optic dissolution test system, an optical, mechanical and electronical dissolution analytical apparatus that comes into being in response to sci-tech development in the new period, features real time, on-line, rapid and whole-process monitoring. 光纤药物溶出仪(Fiber-opticdissolutiontestsystem)是新时期随着科学技术的发展应运而生的光-机-电一体化药物溶出度分析仪器,具有实时、在线、快速和过程监测的特点。