开关的数字一定增加。
【电学】灭弧开关【电学】开关的
of switches
暂无补充释义。
相关例句
相关词条
limit switches
energy storage by power resetting of switches
for power switches
driving mechanism for push-button switches with click-stop device
RACKS for electric relays or selector switches
combination of switches and crossings (slip point)
switches, crossings
electrically operated SELECTORS switches