短語詞組短語In a given time period 在某個(gè)時(shí)間段within a given period 在給定時(shí)間內(nèi)a given period 一定時(shí)期;詳細(xì)繙譯weighting by given period quantitative 計(jì)算期物量加權(quán)effectiveness for a given period 肥料時(shí)傚性weighting by given period quantity 計(jì)算期數(shù)量加權(quán)法 返回 given period