buried pipeline

例句：

1. 1. The buried pipeline was discoveredduring the construction of a new road.
   在修建新路的过程中发现了埋设的管道。
2. 2.The buried pipeline is essential for the transportationof oil and gas.
   埋设的管道对于石油和天然气的运输至关重要。
3. 3. The buriedpipeline has been causing problems for years dueto corrosion.
   由于腐蚀，埋设的管道多年来一直存在问题。