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

• A diode rectifies alternating current. The dipole does not radiate energy in the direction of its axis.
  电流在二极管中只朝单方向流动。偶极子在它的轴的方向上不发射能量。
• Malleable cast ironware produces hysteresis and eddy current loss under alternating current in transmission!
  针对输电线路上可锻铸铁金具在交变电流的作用下产生磁滞和涡流损耗。
• Nicola Tesla invents alternating current.
  尼古拉特斯拉发明了交流电。
• 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。
• 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
• Converter stations transform alternating current to direct current for transmission and back to AC again for distribution to consumers.
  换流站将交流电转换成直流电传输，然后又转换回交流电用于分配到用户。
• After the advent of transformers, much of the load was served by alternating current instead of direct current.
  变压器出现后，许多负荷由交流供电而不用直流供电。
• 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。
• An Electroic Device that changes alternating current ( ac) to direct current ( dc).
  用来将直流电转换成交流电的装置。
• This high frequency alternating current produces the high frequency radio waves mentioned in the previous chapter.
  这种高频交流电流产生前一章提到过的高频无线电波。