例句與造句

1. addition of complex quantities
   復(fù)數(shù)的加法
2. the term impedance is applicable only to ac circuits . its unit of measurement is the ohm . it has a magnitude as well as phase angle . it is a complex quantity
   "感抗"這個(gè)術(shù)語(yǔ)只適用于交流電路，其測(cè)量單位為歐姆。感抗不但有幅值，而且有相角，它是一個(gè)復(fù)數(shù)量。
3. It's difficult to find complex quantities in a sentence. 用complex quantities造句挺難的