卫生水管 meaning in Chinese

sanitary discharge
sanitary pipe

This series pressure cabinet is suitable to tube systems foy daily fresh water and sanitary water
一、本系列适用于生活用淡水管系和卫生水管系。
Training includes the use of plumbing tools , equipment and material for the installation of sanitary , gas and water applicants for both domestic and industrial uses in accordance with the regulations of the ministry of environment and public utilities board
课程教导学员如何使用安装卫生水管的工具及器材并根据环境发展部与公用事业局的规定，教导学员如何在住家与工厂安装卫生设备，煤气及水管装置。