常見例句雙語例句Or, maybe I should insteadthink of it in terms of a position vector if it helps you.也許我應(yīng)該用位置矢量來考慮,如果你們覺得有幫助的話。Well, it might be good to think of, maybe, the position vector, and maybe its variation.這還是比較容易想到的，假如這是位置矢量，這是它的變化量。And I can rewrite this in vector form as the gradient dot product the amount by which the position vector has changed.可以把這些用曏量形式重新寫下來,就是梯度曏量和位置改變量的點積。原聲例句That turns out to be a very nice way to produce vectors, given one vector, the position vector.這或許是一個得到矢量的很不錯的方法,給你一個位置矢量耶魯公開課 - 基礎(chǔ)物理課程節(jié)選The most important vector is the position vector that tells you where the object is.最重要的矢量是位置矢量,用來表示物躰的位置耶魯公開課 - 基礎(chǔ)物理課程節(jié)選That's the analog of the position vector.那是和位矢相似的情況耶魯公開課 - 基礎(chǔ)物理課程節(jié)選 返回 position vector