常見例句雙語例句Secondly, the number of unusual words in any author is a variable quantity.其次,一些不尋常的詞作者是在任何一個變量的數(shù)量。A symbol that is used in mathematical or logical expressions to represent a variable quantity .用在數(shù)學或者邏輯表達式裡代表一個可變量的符號。Because the brake clearance is influenced by axis moving, the swing of disk brake, its result is a variable quantity.提陞機牐瓦間隙大小受到軸竄、偏擺等的影響,所以其值是一個動態(tài)變化的量。原聲例句The basic definition-- the expected value of some random variable x--E--I guess I should have said that a random variable is a quantity that takes on value.最基本的定義,某一個隨機變量X的期望值E,我應該提到過,隨機變量是一個可以取值的數(shù)耶魯公開課 - 金融市場課程節(jié)選 返回 variable quantity