direct current

英 [dəˌrekt ˈkʌrənt]

美 [dəˌrekt ˈkɜːrənt]

n.  直流电

医学化学

牛津词典

noun

• 直流电
  an electric current that flows in one direction only

柯林斯词典

• N-VAR 直流电(缩略形式为 DC)
  Adirect currentis an electric current that always flows in the same direction. The abbreviationDCis also used.
  1. Some kinds of batteries can be recharged by connecting them to a source of direct current.
     一些型号的电池可以连接到直流电源上进行充电。

英英释义

noun

• an electric current that flows in one direction steadily
  Synonym:DCdirect electric current

双语例句

• What's the maximum power the dock can supply? Is there any source of direct current?
  这个船坞能供电的最大功率是多少？有直流电源吗？
• This is because the direct current flows in a wire always in one direction.
  这是由于直流电在导线中总沿着一个方向流动的缘故。
• Commutation failure is one of the most common failures for the high voltage direct current transmission system.
  在特高压直流输电中换相失败也是主要的故障。
• Energy-gaining coils and laser energy provide power supply to the collector and the sampling of alternative and direct current.
  取能线圈或激光取能为采集器提供电源，兼顾交直流采样。
• Ammeter or current shunt Capable of measuring either alternating or direct current within an accuracy of2%.
  电表或能测量交流或直流电流在精确度2%之内的分流器。
• Study on the control and protection system of ultra high voltage direct current transmission
  特高压直流输电控制与保护技术的研究
• Operation can be conducted after the indicating value of direct current voltmeter of the panel is zero.
  待面板的直流电压表的指示值为0时方可进行操作。
• The linear sampling circuit of direct current bus and the hysteresis voltage comparator circuit are confirmed.
  确定了直流母线电压线性采样电路以及迟滞电压比较电路。
• To run a direct motor, we must connect it to a direct current source.
  要开动直流电机，我们必须把它接到直流电源上。
• 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。