近年来高型脚手架的安全成为建筑工地使用的焦点,其中最重要的一个问题就是脚手架的几何不变条件。
Recent years, the safety of high scaffold has become the focus of construction site, and one of the most important problems is the geometrical stability.
近年来高型脚手架的安全成为建筑工地使用的焦点,其中最重要的一个问题就是脚手架的几何不变条件。
Recent years, the safety of high scaffold has become the focus of construction site, and one of the most important problems is the geometrical stability.
应用推荐