alternating current

英 [ˌɔːltəneɪtɪŋ ˈkʌrənt]

美 [ˌɔːltərneɪtɪŋ ˈkɜːrənt]

n.  交流电

化学

牛津词典

noun

• 交流电
  an electric current that changes its direction at regular intervals many times a second

柯林斯词典

• 交流电（缩略形式为AC）
  Analternating currentis an electric current that continually changes direction as it flows. The abbreviationACis also used.

英英释义

noun

• an electric current that reverses direction sinusoidally
  1. In the US most household current is AC at 60 cycles per second
  Synonym:ACalternating electric current

双语例句

• Rectifiers are devices that convert alternating current ( AC) to direct current ( DC).
  整流器是一种将交流电转换为直流电的仪器。
• The tendency of high-frequency alternating current to distribute near the surface of a conductor.
  高频率改变电流使其在导体表面附近流动的趋向。
• Inverters are used to supply alternating current from fuel cells when an AC output is desired.
  当需要交流输出时，采用换流器以从燃料电池获得交流。
• It introduces the methods of alternating current sampling for the power parameter of sing chip computer in ferroalloys furnace.
  介绍了铁合金电炉单片机电力参数的交流采样方法。
• This simple device is the prototype of the commercial alternating current generator, or alternator.
  这个简单装置就是商用交流发电机的原型。
• Perhaps most importantly, Nikola Tesla designed the first practical system for generating and transmitting alternating current for electric power.
  也许最重要的发明是，尼古拉特斯拉（NikolaTesla）设计了第一个实用的交流发电和输电系统。
• Application of Alternating Current Comparator on Scaling Four-Terminal Impedances
  交流电流比较仪在四端钮阻抗测量中的应用
• The difference between a direct and an alternating current is that a direct current always flows in one direction.
  直流电和交流电的区别在于直流电总是向一个方向流动。
• A direct current control circuit adopts an alternating current contactor, so the utility model prolongs the service life and improves the reliability.
  在直流控制电路中采用了交流接触器，解决了整机的寿命与可靠性。
• This iron can only be used with alternating current.
  这种熨斗只能使用交流电。