国产精品沙发午睡系列_久章草在线无码视频观看_三级国产国语三级在线_亚洲精品国产嫩草在线观看东京热_人成午夜大片免费视频77777_日本大片免费视频在线_综合久久久久久综合久_东京热久久综合伊人av_青草久久久国产线免费_亚洲国产精品成人久久久

Single steel plant support and connecting node seismic Accounting

Single steel plant support and connecting node seismic Accounting

Guangzhou Steel single steel plant support and connecting node how seismic calculation?
Vertical roof support truss webs should be able to receive and impart roof horizontal seismic action, carrying capacity of their webs connected should be greater than the internal forces, and meet construction requirements.
Cross earthquake support studs and checking accounts can be the lever, and taking into account the affected struts intersect. Connecting the ends of the cross support, support for single angle should be included in the strength reduction, shall not be used when the degree of 8,9-sided eccentric connection; there is a cross-support rod interrupt, cross node plates should be strengthened and its carrying capacity of not less than 1.1 times rod bearing capacity. Guangzhou Steel