水运工程预制高强混凝土薄壁钢管桩设计与施工规程(附条文说明)
Code for Design and Construction for Precast Thin-Wall Steel and Spun Concrete Composite Pile in Port and Waterway Engineering
2019-08-02
BS 6915-2001+A1-2014
Design and construction of fully supported lead sheet roof and wall coverings. Code of practice
全支撑铅板屋顶和墙面覆盖物的设计和施工 业务守则