例句與造句

1. The dissertation marks off air - condition calculating period and heating calculating period by the weather , so ehtv and other factors are mean value to air - condition calculating period and heating calculating period
   本文以室外氣象條件為依據(jù)劃分各地空調(diào)、采暖計(jì)算期， ehtv指標(biāo)各參數(shù)是空調(diào)、采西安建筑科技大學(xué)博士學(xué)位論文暖計(jì)算期的平均值。
2. It's difficult to find calculated period in a sentence. 用calculated period造句挺難的