steam pipe line

例句：

1. 1.The steam pipe line runs through the city center, connecting all major buildings.
   蒸汽管线穿过市中心，连接所有主要建筑。
2. 2.The engineer used a steam pipe line to pump water from the well.
   工程师使用蒸汽管线从井中抽水。
3. 3. The steam pipe line was damaged during the construction, causing delays in the project.
   在施工过程中，蒸汽管线受损，导致项目延误。