cut out cock〔名词〕切断开关详细»
切断开关cut out switch;disconnecting switch;isolating switch详细»
切断开关〔名词〕disconnecting switch详细»
切断开关cut off cock;cut out cock;cut out switch;isolating cock;shutoff cock详细»
切断开关〔名词〕cutout switch,disconnector详细»
切断开关disconnecting switch;discontinuity switch详细»