relay, contactor
中继放大器
relay amplifier
暂无补充释义。
相关词条
relay
starter relay (starting switch)
DC overvoltage relay
reed relay
relay
bang-bang servo【自】;relay servomechanism【自】;
relay-actuated speed control【电】
relay amplifier
暂无补充释义。
relay, contactor
relay
starter relay (starting switch)
DC overvoltage relay
reed relay
relay
bang-bang servo【自】;relay servomechanism【自】;
relay-actuated speed control【电】