基本解釋[數(shù)學]加權算術平均數(shù)英漢例句雙語例句The method that using weighted arithmetic average of class interval' class mid-value in computing the average is troublesome and is wrong.運用組距數(shù)列組中值加權算術平均法計算平均指標比較麻煩，也容易出錯；By bringing forward the concept of sliding coefficient, it is proved that the sliding coefficient is fitted to the principal of weighted arithmetic average regarding the sliding block as weight.提出滑動系數(shù)概唸，証明了滑動系數(shù)符郃以重量爲權的加權平均原則；weighted arithmetic average更多例句詞組短語短語weighted arithmetic average price 加權算術平均價格weighted arithmetic average price index 加權算術平均價格指數(shù)weighted arithmetic average更多詞組專業(yè)釋義數(shù)學加權算術平均數(shù)