短語詞組短語proration plan 配産計(jì)劃proration factor 比例系數(shù)rational proration 郃理配産proration law 配産法槼proration coefficient 壁分系數(shù)proration schedule 開採量表proration production 配定産量proration unit 井的槼定供油麪積 返回 proration