例句與造句

1. Besides , the dissertation introduces the general formula to calculation horizontal earth pressure on projecting conduit and trenching conduit
   同時還簡要介紹了上埋式管道和溝埋式管道水平土壓力的一般計算公式。
2. It's difficult to find projecting conduit in a sentence. 用projecting conduit造句挺難的