two-pole switch

双极开关... ... ) limit switch 限制开关;极限掣 ) two-pole switch 双极开关 ) double-pole double-throw switch 双极双投开关 ...

汉英电工词汇第二部分_福建翻译公司... ... 双电枢 two-armature 双级开关 two-pole switch 双级泵 two-stage pump ...