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

• 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。
• 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。
• 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。
• Analysis and Countermeasure of Alternating Current Invasion to Direct Current System of Substation
  变电站直流系统交流侵入问题的分析与对策
• The method is also fit for analyzing bearing of aero direct current start dynamo and alternator.
  此方法同样适合于航空直流起动发电机和交流发电机轴承的受力分析。
• 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。
• A method of direct current converting to realize the DC-DC24V of big fall voltage with high-frequency link is presented in this paper.
  提出了一种采用高频链实现大电压落差的DC-DC24V直流变换方法，并详细阐述了工作原理、控制方案和高频变压器的参数设计。
• After the analysis of application of direct current senser in rectifying system, a kind of brand-new advanced DC metering device was introduced.
  通过对直流传感器在氯碱整流系统中的应用体会和分析，介绍了一种全新的直流电量计量先进设备。
• 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。
• The effect of direct current electric field on the solidified structure of ZA27 alloy has been studied.
  研究了直流电场作用下ZA27合金凝固组织的变化。