基本解釋[能源科學技術]輸氣干線英漢例句雙語例句The method of design and calculation on in-line welding branch pipeline for gas transmission trunk line is introduced.介紹了干線輸氣管道熱連接分支管道的設計計算方法。It is very important to describe the performance curves of centrifugal compressor by mathematical model accurately for the automatization design and management of gas transmission trunk line.對于輸氣干線的自動化設計和管理來說，用準確的數(shù)學模型描述離心壓縮機的特性曲線至關重要。gas transmission trunk line更多例句專業(yè)釋義能源科學技術輸氣干線