Power Direct Current ( DC ) input and Alternating Current ( AC ) input were designed respectively in this thesis.

Alternating current ( A . C ) is a kind of eletric current that continually surges to and fro.

交流电是一种连续不断来回波动的电流.

The internal failures of Alternating Current motor are divided into mechanical failure and electric failure.

交流电动机的内部故障可分为机械故障和电气故障.

This iron can only be used with alternating current.

这种熨斗只能使用交流电.

This paper gives a practical research . Usually , fluorescent lamps are drived by monophase alternating Current.

本文介绍了将荧光灯由常用的单相交流供电改为三相交流供电的燃点方法.

A device, such as a diode, that 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 is alternating current.

这就是交流电.

At the moment, data centres perform many conversions between alternating current ( AC ) and direct current ( DC ).

目前, 数据中心在交流电和直流电间要进行多次转化.

A generator shown in the above diagram produces alternating current.

下列简图显示出发电机产生交流电.

This symbol means an alternating current ( AC ) power line.

这个符号表示交流 ( AC ) 电源线.

Besides voltage, resistance and capacitance, an alternating current is also influenced by inductance.

除了电压 、 电阻和电容之外, 交流电还受电感的影响.

We used to weld pipes with direct current ( D . C ) are welder ( alternating current A . C. welder ).

我们总是用直流 ( 交流 ) 电弧焊机焊接管子.

This type of MP 3 player cannot be connected to alternating current.

这款MP3播放机不可以直接插交流电使用.

Further complicating matters , electricity flows through the grid primarily as alternating current.

如果发电太慢,系统管理者就必须削减负荷,这麽一来就会造成停电.

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.

Sale: General merchandize, hardware, alternating current, product of chemical industry.

销售: 百货, 五金 、 交电 、 化工产品.

It is common for the direct current circuit to be interfered by alternating current voltage.

直流回路受到交流电压干扰,是控制回路中容易产生的现象.

The present form of power systems would be impossible without alternating current.

若没有交流电也就不可能有目前形式的电力系统.

A device used to convert current into alternating current.

反用换流器用于变直流电为交流电的仪器.

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.

This is an alternating current generator.

这是一台交流发电机.