差分脈沖編碼調(diào)制差分脈碼調(diào)制differentialrelay: 差動(dòng)替續(xù)器differentialpre ure: 不均壓力differentials: 差價(jià); 差值differentialpinion: 差速器小齒輪differentials of higher order: 高階微分下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯