direct current
英 [dəˌrekt ˈkʌrənt]
美 [dəˌrekt ˈkɜːrənt]
n. 直流电
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.- 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。
- Some kinds of batteries can be recharged by connecting them to a source of direct current.
英英释义
noun
- an electric current that flows in one direction steadily
双语例句
- A direct current is a current flowing always in the same direction.
直流电是一种总是沿同一方向流动的电流。 - 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。 - 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。 - To help smooth out the Direct Current available here, a capacitor can be used.
为了帮助理顺直流可在这里，一个电容都可以使用。 - The no-brush direct current electromotor is a kind of direct current electromotor without any mechanical commutator or brush.
无刷直流电机是一种没有机械换向器和电刷的直流电机。 - The permanent brushless direct current motor can effectively reduce cost and the difficulty of the assemble technology.
本实用新型的永磁无刷直流电动机可有效降低成本，减轻装配工艺难度。 - 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。 - 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。 - 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。 - 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。