分析了长距离输气管道方案的确定，探讨了长输管道的优化设计计算。
The scheme determination of long distance gas transmission pipeline is analyzed, and the optimized design calculation of long distance gas transmission pipeline is discussed.
探讨了长距离输气管道工程埋设过程中造成的带状植被破坏后的恢复监测验收方法。
The acceptance method, used to monitor recovery of banded plant destroyed in the process of laying long-distance natural gas pipeline, is discussed in the paper.
前言： 大型输油、输气管道的变形和应力检测，特别是水下敷设的长距离大型管道的变形和应力检测，一直是困扰管道安全运行的一个难点。
The deformation and stress detection of long-distance oil & gas pipelines, especially the underwater pipelines, is very critical in safe pipeline operation.
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