sealing-liquid duct

例句：

1. 1. The engineerused a sealing liquid to prevent water leaks in the pipeline.
   工程师使用一种密封液来防止管道中的漏水。
2. 2.The sealing liquid duct is essential for maintaining the integrity of the pipeline system.
   密封液体管道对于保持管道系统的完整性至关重要。
3. 3.The sealing liquid duct was designed to minimize the risk of leaks during construction.
   密封液体管道设计成在建设过程中最小化泄漏风险。