1.
an alternating [a direct] current dynamo
交流 [直流] 发电机
2.
DC ammeter with shunt
带分流器的直流电流表
3.
DC motor converter set
交流-直流电动变流器组
4.
DC seam welder-"C"France Type.
直流缝焊机,"C"型。
5.
convert (alternating current)to direct current
将（交流电）变成直流电;
6.
thyristor DC speed regulator
闸流晶体管直流调速器
7.
rectifier fed electric drive
整流器供电直流拖动
8.
A device for converting alternating into direct current.
把交流变为直流的器件。
9.
Semiconductor direct d.c. convertors
GB/T7677-1987半导体直接直流变流器
10.
Direct-current electricity, especially when produced chemically.
直流电直流电，尤指化学反应产生的
11.
On-site DC Voltage Withstand Test of ±800 kV DC Equipment
±800kV直流设备现场直流耐压试验
12.
Discussion about mixed use of different direct currents in double direct current system
双重化直流系统中直流混用现象探讨
13.
Direct Current( DC) Direct current is current with no reversals in polarity.
直流直流是指没有正负极性往复变化的电流。
14.
Study on HVDC Transmission System with Parallel Large Capacitor Connected in the DC Side of the Rectifier;
整流器直流侧并联大电容的直流输电系统研究
15.
Study on Active Fiber DC Transducer Used in HVDC;
高压直流输电有源光纤直流电流传感器的研究
16.
Discussion of DC Yard Connection and Equipment Configuration of ±800kV DC Convert Station
±800kV直流换流站直流侧接线及设备配置方案探讨
17.
Modification of the DC Leakage Method for DC System Insulation Monitoring
直流系统绝缘监测的直流漏电流法改进方案
18.
The current flowing in one direction is called direct current .
沿着一个方向流动的电流叫做直流电。