气体绝缘的组合开关(GIS)
gas-insulated switchgear(GIS
气体绝缘的组合开关
gas-insulated switchgear (GIS
气体绝缘的金属封闭式组合电器
gas-insulated metal-enclosed switchgear
gas-insulated metal-enclosed switch gear(GIS
线圈绝缘的维护
the maintenance for coil insulation
绝缘的临界厚度
critical thickness of insulation
浸渍纸绝缘的
impregnated paper insulated
电缆绝缘的质量
quality of cable insulation
穿透绝缘的距离
distance through insulation