direct current dc system 了直流系统
direct current dc coefficient 直流系数
direct current dc arc furnace 直流电弧炉
DC Direct current 直流 ; 直流电
intelligent direct current dc contactor 智能直流接触器
DC Bias Direct Current Bias 直流补偿 ; 直流偏移
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。
The starter motor is a simple direct current (DC) motor which has a pinion gear attached to its shaft.
启动电机是一个简单的直流电机，在它的轴上有一个小齿轮。
Heavy direct current (DC) measurement is a very important part of modern electric measurement.
直流大电流测量是现代电测量技术的重要内容。
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