低减绝縁 reduced insulation

绝縁破壊特性 dielectric breakdown characteristics

绝縁抵抗计 insulation-resistance meter

活线绝縁诊断 hot-line insulation diagnosis

架空绝縁电线 aerial insulated wire

固体绝縁物 solid dielectrics

自己回复绝縁 self-healing insulation

素线绝縁导体 insulated wire stranded

绝縁架台 insulating pedestal