concealed water meaning in English

潜水
隐伏水

Specification for chlorinated polyethylene sheeting for concealed water - containment membrane
隐含水膜的氯化聚乙烯薄板规范
Specification for poly vinyl chloride plastic flexible concealed water - containment membrane
聚氯乙烯塑料柔性隐蔽式含水薄膜规范
Standard specification for poly vinyl chloride plastic flexible concealed water - containment membrane
聚氯乙烯塑料软隐蔽式防水膜标准规范
Standard specification for chlorinated polyethylene sheeting for concealed water - containment membrane
隐蔽水容器隔膜用氯化聚乙烯薄片的标准规范