最新小色哥综合网|蜜桃精品无码在线|丁香五月天婷婷蜜芽涩|一级a片在线免费观看|嫩芽亚洲精品成人一区二|少妇强奸电影一级片免费看|亚洲性爱剧场乱人伦网站|91精品人妻一区二区三区蜜桃|AV动漫精品悠悠色老|免费观看的黄色成人网站

The project is a key project in Anqing City, Anhui Province, located in the middle of Yuanmeng New District of Anqing Economic and Technological Development Zone.The project has a total construction area of 73,518.5 square meters, consisting of a conference center and five exhibition halls.The highest elevation of the conference center is 80.15m, which is a frame core cylinder structure; the roof of each exhibition hall consists of 14 bays of 57m span trusses, which are intersected in the plane of X-shape, the highest elevation of the top of the steel trusses is about 17.7m, and the lowest elevation of the steel trusses is about 15.3m, and the vertical braces are set up under the steel trusses center, which provide traction support for the steel cables underneath.