頻率差動(dòng)繼電器frequency: n. 1.屢次,頻仍,頻繁。 2.(脈搏等的)次數(shù),出現(xiàn) ...relay: n. 1.接替的馬;驛馬;接替的狗;(備有接替馬匹的)旅 ...frequency relay: 調(diào)振式繼電器; 頻率繼電器; 諧振繼電器fr frequency relay: 頻率替續(xù)器frequency sensitive relay: 頻率靈敏繼電器下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯