protective circuit的例句大全

So the time of Ucos φ detecting three-phase short-circuit fault in power swing process is shortened, and the performance of whole protective device is improved.

因此可以大大缩短Ucosφ作为电力系统振荡过程发生三相短路判别元件的动作时间，提高整套保护的性能。

This article introduces a short-circuit and overload selectively protective system of 660/ 1140 V three-phase low-voltage power network.

介绍一种矿井660/1140V低压电网选择性三相短路及过载保护系统；

Application of 555 integrated circuit in protective device of belt conveyer

555集成电路在皮带机综合保护器上的应用

The automatic protective switchover circuit based on watchdog for dual ring is designed emphatically.

着重设计了基于看门狗的光纤双环自动保护倒换电路。

Coordination between Starter and Short Circuit Protective Device

起动器与短路保护装置的协调配合

Study of Protective Relay on Series Capacitor Compensated Lines& Study of Protective Relay and Reclosure on Double-circuit Lines on the Same Pole

串补线路继电保护的研究与同杆双回线继电保护及重合闸的研究静止无功发生器与晶闸管投切电容器协同运行混合无功补偿系统

protective methods of vacuum circuit breaker operated on overvoltage

真空断路器操作过电压的几种保护方式

discussion about the switching overvoltage protective device for vacuum circuit breaker in the small hydropower station

小型水电站真空断路器操作过电压保护设备的探讨

protective grounding and zero circuit connecting protection in low-voltage distribution system

谈低压配电系统中的保护接地和保护接零

discussion on practicability of protective technique of motor short circuit

电动机短路保护技术实用性探讨

tin plating protective technology in production of multilayer printed circuit board

多层印制板生产中的电镀锡保护技术

solder coat protective technology in production of multilayer printed circuit board

多层印制板生产中的表面金属材料保护技术