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- two speed drive 双速驱动
- Transmission, built in the top drive power head, has two speed range? High and low. It can meet the requirements of both DTH hammer drilling and carbide bit drilling. 动力头设有变速装置,有高低两个档次,以满足潜孔锤钻进及硬质合金回转钻进方法。
- Just think, if be high speed drive a vehicle,trace remaining part, scarcely can imagines that consequence. 试想，假如是高速行车追尾，那后果一定不堪设想。
- The pinion with self-aligning device is suitable especially for the case of heavy load and low speed drive. 重载低速的主要特征是末级小齿轮偏载严重,结果导致小齿轮的严重磨损甚至折断。
- The operational principle of VR two speed resolver is based on permeance variation in airgap so that the voltage in output winding vary with the position of rotor is induced. 磁阻式多极旋转变压器的工作原理是基于依转子位置而变化的气隙磁导与输出绕组电压成一定比例关系。
- The papers study the technology of variable speed drive in electric submergible pump. 本文主要论述了潜油电泵系统变频调速的应用技术。
- One kiln,two belts with two speeds which is adjustable. 一台炉两条网带，两种速度，速度可调。
- From those studies, we may know the variable speed drive in electric submergible pump is feasible and may run reliably. 根据以上的研究可知，潜油电泵系统采用变频调速是可行的，并且能可靠地运行。
- The loading capacity of the submergible motor in variable speed drive control process is analyzed. 对潜油电动机在变频调速的负载进行了分析；
- These method can be described below: directly withdraw annex rotates , withdraw annex rotates by ramp ,current memory by using two speed controller. 通过对动态速降的研究,提出了几种解决动态速降的方法,分别是附加速度直接去掉法、附加速度斜率去掉法、用速度环双调节器的电流记忆法。
- Independent variable speed drives on telescoping section. 套车部件的自变数速度驱动器。
- Because the operational principle of the VR resolver is different from that of the conventional construction two speed resolver, the cause producing the error is also different. 由于其工作原理与传统结构多极旋转变压器不同，产生误差机理亦不相同。
- An induction motor speed drive system of field-oriented control with the hybrid speed controller is designed for simulation. 基于感应电机间接磁场定向矢量控制系统，对该复合速度控制器进行仿真研究。
- Because the operational principle of the VR resolver is different from that of the conventional construction two speed resolver,the cause producing the error is also different. 由于其工作原理与传统结构多极旋转变压器不同，产生误差机理亦不相同。
- Two speed double reduction final drive 双级双速主减速器
- "We looked into installing a variable speed drive on the press," explains Yager, "so we could stamp the aluminum at the slower speed and the steel at the original speed. “我们考虑在压机上安装一个可变速的驱动装置，这样我们就可以冲压铝件时降低速度，冲压钢件时恢复原来的速度。”
- To that end, the starship resumed sublight speed drive far out from the planet itself. Lisa, in her capacity as captain, gave the command to carry out the maneuver. 于是，飞船在离行星很远的地方重新开始了亚光速飞行。丽莎作为船长，下了这个行动的命令。
- Rached Dhaouadi.Analysis and Compensation of Speed Drive Systems with Torsional Loads IEEE Trans.Industry Applications,VOL 30, NO. 3, MAY/JUNE 1994 pp.760-765. 肖田元等.;克服大型雷达伺服系统机械谐振的一种新的设计方法及仿真[J]
- The two systems of government are polar opposites. 这两种政体正好相反。
- The papers simple discribe the basic structure of the variable speed drive system in electric submergible pump> principle of PWM inverter and the basic structure of IGBT. 对潜油电泵变频调速系统的基本结构、PWM逆变器原理以及IGBT的基本结构进行了简单介绍。
