英语词汇“包络速度--群速度”的翻译、意思、用法、释义-英汉汉英词典

单词	包络速度--群速度
释义	包络速度；群速度envelope velocity
随便看	opportunity class opportunity cost opportunity cost of capital opportunity costs opportunity,embrace an opportunity exploitation opportunity fire opportunity group opportunity identification opportunity knocks (at the door)only once. opportunity knocks at the door only once. opportunity knocks only once. opportunity management approach opportunity management system opportunity sampling opportunity school opportunity servicing opportunity shop opportunity structure opportunity study opportunity target opportunity to be heard opportunity windows oppos opposability