20 kV voltage grade  20kV电压等级

20kV voltage grade  20kV电压等级

220 kV voltage grade  220kV电压等级

500kV voltage grade substation  500kV电压等级变电站

Different Voltage Grade  不同电压等级; 跨电压等级

kV voltage grade substation  500kV电压等级变电站

Multi-Voltage Grade  多电压等级

Selection of Auxiliary Power Voltage Grade  厂用电电压等级选择

standard voltage grade  标准电压等级

grade of rated voltage  额定电压级

Grade of Voltage  电压等级

active voltage [= effective voltage]  有效电压; 有功电压

common mode voltage， asymmetrical voltage  共模电压; 不平衡电压

differential mode voltage， symmetrical voltage  平衡电压; 差模电压

end voltage (cut-off voltage)  终止电压

high voltage and extra high voltage XLPE power cable system  高压与超高压XLPE电缆系统

high-voltage bias voltage  高压偏置电路

isohypse voltage (Ho’ cker-passage-voltage)  黑克通路电压

longitudinal zero-sequence voltage protection restrained with the third harmonic voltage  比例制动式纵向零序电压保护