10V直流电压标准  V DC voltage standard

24V直流电源  V Dc power supply

270V直流电源  270V DC power supply

3500kw直流电动机  3500kw Dc generator

800kV直流电子式电流互感器  800 kV DC electronic current transformer

ABB直流电弧炉  ABB DC arc furnace

d-q电流直接控制  d-q direct current control

UHP直流电弧炉  UHP direct current electric arc furnace

便携式直流电流表  portable DC ammeter

变压器中性点直流电流  transformer neutral DC current

标准直流电源  standard DC power supply

表面直流电阻  DC surface contact resistance

并励直流电动机  shunt-excited DC motor; Shunt DC motor; Shut - excited DC Motor; shunting exited DC motor

不对称交流－直流电镀  asymmetric AC-DC electroplating

不对称交－直流电源  asymmetric alternating current-direct current powe; asymmetric alternating current-direct current power supply; asymmetry AC-DC power supply

步进直流电机  stepper DC motor

传感器输出直流电压  sensor output dc voltage

串激直流电动机  DC series motor

串接绕组的直流电动机  DC series wound motor

串励绕组分段式直流电动机  split-field motor