过电流继电器过载继电器极限继电器maximum: n. (pl. maximums, -ma ) 极点,最 ...relay: n. 1.接替的马;驿马;接替的狗;(备有接替马匹的)旅 ...maximum and minimum relay: 极值继电器maximum current relay: 过电撂电器maximum power relay: 过载继电器下载手机词典可随时随地查词查翻译