time lag over-overload relaytime-lag overload relay时限: time limit过载继电器: overload relay; overload rel ...过载继电器: maximum power relay; maximum relay; olr; or overload relay; over load relay; overload relays; overload release; overlond relay; overpower relay逆过载继电器: reverse over-current relay热过载继电器: thermal overload relay下载手机词典可随时随地查词查翻译
