地下防水工程 meaning in Chinese

underground waterproof engineering

Code for acceptance of construction quality of underground waterproof
地下防水工程质量验收规范
The supervision of high - rise underground water - proof engineering
高层建筑地下防水工程的施工监理
Code for construction and acceptance of underground water proof engineering
地下防水工程施工验收规范
Specifications for construction and acceptance of underground waterproofing work
地下防水工程及验收规范