短語(yǔ)詞組短語(yǔ)brush holder insulating bushing 電刷柄絕緣襯套armature terminal insulating bushing 電樞電極絕緣襯套insulating bushing type lightning conductor 絕緣套琯式避雷針CONN BUSHING INSULATING BNC 産品描述 返回 insulating bushing