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- alternating current relay 交撂电器
- A device used to convert direct current into alternating current. 反用换流器用于变直流电为交流电的仪器
- A diode rectifies alternating current. 二极管调整交流电。
- This is an alternating current generator. 这是一台交流发电机。
- Forbid link alternating current to the output side. 严禁将交流输入电源接至节电器输出端上。
- Alternating current,direct current. 交流电，直流电。
- Alternating current, direct current. 直流电，交流电。
- A device, such as a diode, that converts alternating current to direct current. 整流器; 整流管一种将交流电流转化为直流电流的装置，如二极管
- This iron can only be used with alternating current. 这种熨斗只能使用交流电。
- Qi-Kai Electric Company's main products are direct current panels, relay protecting panels, alternating current panels, mimic diagrams and charge-bypass chargers, moreover, we provide services for battery assembly. 奇凯电气公司主要生产直流屏、电保护屏、流屏、拟屏、电浮充电装置和名类蓄电池的组装。
- For many reasons the alternating current is more widely. 由于种种原因交流电比直流电用得广泛。
- An electric generator that produces alternating current. 交流发电机
- This type of MP3 player cannot be connected to alternating current. 这款MP3播放机不可以直接插交流电使用。
- Either direct or alternating current may be used for driving electric trains. 直流电和交流电都可用来驱动电气火车。
- It contains big current relay, and the relay can drive single phase compressor below 3p directly. 内置大电流继电器,可以直接驱动单相3匹以下压缩机。
- As each FFU has over current relay unit ,the capacity of switchboard can be reduced. 因为制品已装有过电流继电器，电源开关容量可以降低。
- Alternating current reverses from negative to positive about 60 times a second. 交流电由负到正一秒钟大约变换六十次。
- Alternating current reverse from negative to positive about 60 times a second. 交流电由负到正一秒钟大约变换六十次。
- Then,the application of evaluative calculation is presented to find optimal coordination of definite time relay and over current relay. 最后指出,演化计算可以适用于继电保护装置整定值最优化的问题。
- The beating of heart induces alternating currents in the surrounding tissues. 心脏的搏动在其周围组织中感应出交流电流。
