2) electric main
主电线，输电干线
3) main cable
干线电缆，总输出电缆
4) gathering and distribution pipeline
集输干线
5) Gas transmission trunk line
输气干线
1.
The paper references the optimal operation of oil pipeline bump station and optimal operation of power plant dynamo, according to gas pipeline transportation theory and the optimization design theory, and established the optimal operation mathematics models of compressor station in gas transmission trunk line.
本文在参考输油管道泵站优化运行和电站发电机组优化运行的基础上，根据天然气管道输送理论和最优化设计理论，建立了输气干线压缩机站优化运行数学模型。
6) water transferring line
输水干线
1.
Through the analyses of causation of leakage in long distance water transferring line,this paper puts forward relevant treatment methods which can provide reference for directing practice.
本文通过对长距离输水干线漏水原因的分析,提出了相应的处理办法,具有指导实践的参考价值。
补充资料：干线
交通线、电线、输送管（水管、输油管之类）等的主要路线（跟‘支线 ’相对）。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条