1) gathering and distribution pipeline
集输干线
2) 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。
3) 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。
4) line-haul transportation
干线运输
1.
The vehicle-dispatching cost model and the total expenditure model in line-haul transportation were built.
干线运输的车货匹配及车辆运输路径优化对于降低大规模、多分布网点的物流企业的运输成本有重要意义。
5) the transfer artery
传输干线
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