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- alternating current signaling system 交流信令系统
- 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
- alternating current signal 交流信号
- 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。
- Material movement signal and current signal. 物料移动信号及电机电流信号。
- 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
- The other is to use signal generator and oscillograph to demonstrate the influence to alternating current. 二是通过信号发生器和示波器来研究交流电对电感（电容）的影响。
- This iron can only be used with alternating current. 这种熨斗只能使用交流电。
- 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。
- Pyramometer provided a small current signal compatible with NRG Symphonie loggers. NRG日照传感器使用余弦修正，可以满足低照射角下的精确测量。
- 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。
- Make I/V transform for the current signal of 4~20mA coming from adjustor, then make A/D transform for the signal received just now. 对从调节器送来的4一20mA电流信号进行I瓜转换，同时对转换后的信号进行A/D转换; 对经电位器反馈回来的阀位信号进行刀D转换。
- 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。
