water jacket drain pipe

例句：

1. 1. The engineerdesigned a water jacket to protect the equipmentfrom corrosion.
   工程师设计了一个水夹层来保护设备免受腐蚀。
2. 2. Thewater jacket drain pipe was installed in thebasement to prevent water leakage.
   在地下室安装了水夹层排水管以防止漏水。
3. 3. Thewater jacket drain pipe was used to collectand transport wastewater from the factory.
   水夹层排水管被用来收集和运输工厂的废水。