water gas pipe

例句：

1. 1. The new water gas pipe has been installed in the kitchen.
   新安装的水煤气管已经安装在厨房了。
2. 2. The gas company is responsible for maintaining the water gas pipes.
   燃气公司负责维护水煤气管道。
3. 3.The water gas pipe was damaged during the construction of the new building.
   在新建大楼的建设过程中，水煤气管被损坏了。