例句與造句

1. A very useful quantity is the half-time for the reaction .
   一個(gè)很有用的量是反應(yīng)的半衰期。
2. Br > useful quantities have changed hands
   較大的數(shù)量已經(jīng)轉(zhuǎn)手。
3. Useful quantities have changed hands
   較大的數(shù)量已經(jīng)轉(zhuǎn)手。
4. Useful quantities have changed hands
   較大的數(shù)量已經(jīng)轉(zhuǎn)手
5. Abstract : in this paper ? for real marine underwater noise data by using synchronous acquisition of points ? inputs - output covariance matrix is obtained by filtering ? compensating delay and crosscorrelation . then the contribution of inputs to output in network sense and partial coherence as well as other useful quantities are calculated from the inputs - output covariance matrix
   文摘:本文對(duì)多點(diǎn)同步測(cè)量方法記錄的艦艇噪聲數(shù)據(jù),采取在時(shí)域上作濾波、時(shí)延補(bǔ)償和互相關(guān)得到輸入輸出協(xié)方差矩陣,然后從輸入輸出協(xié)方差矩陣計(jì)算在網(wǎng)絡(luò)意義和偏相干意義下輸入對(duì)輸出的貢獻(xiàn)以及其它有用的量。
6. It's difficult to find useful quantity in a sentence. 用useful quantity造句挺難的