不完全次序電驛 relay sequence: 繼電器序列; 切換順序sequence relay: 動作次序繼電器; 順序動作繼電器; 順序繼電器negative phase sequence relay: 反相序繼電器; 負(fù)相序繼電器negative-phase sequence relay: 反相序繼電器; 負(fù)序繼電器phase sequence relay: 對稱分量繼電器; 相序繼電器下載手機(jī)詞典可隨時隨地查詞查翻譯