例句與造句

1. due to the clear strengths of mass spectrometry for gas analysis in the iron and steel industry, most of the engineering companies that are building new or upgraded plants are also specifying gas analysis mass spectrometry be included in the design
   由于質(zhì)譜在鋼鐵行業(yè)中氣體分析的明顯優(yōu)點，很多正在新建和升級的鋼鐵廠的工程公司在設(shè)計中制定過程質(zhì)譜作為氣體分析的儀器。
2. It's difficult to find upgrading plant in a sentence. 用upgrading plant造句挺難的