污污污www精品国产网站_六十路av_午夜天堂av_台湾佬综合网_成人免费版欧美州_超碰色偷偷_西西444www无码大胆_亚洲拍拍视频_日韩欧美天堂_av在线网页_aaa亚洲精品_欧美一级爽片_精品在线一区二区_女郎av在线_午夜一区二区三区四区

Control purposes tall buildings?

Control of high-rise building construction intentions?
Foshan multi-layered steel high-rise buildings, the height of the large, high-rise buildings constructed in order to ensure the necessary rigidity Foshan Steel respond layer between the maximum displacement and displacement to be controlled, the main intent of the following:
1, to ensure that the basic structure of the body in elastic stress state, to prevent cracks in the concrete wall studs, floor slab crack control number, width.
2, ensure the integrity of infill walls, walls, walls and other non-structural components, to prevent significant damage.
3, the regularity of the control plane configured to avoid the formation changes, adverse effects on the structure.