屋面材料

• By the comparison between the cooperative analysis and the non - cooperative analysis , it can be concluded that the soft roof will reduce the structure stiff while the stiff roof can stiffen the structure , so the non - cooperative analysis about the csmss will make the structural design unsafe . a model experiment is carried out
  协同荷载分析与忽略膜刚度的非协同简化计算进行比较，可以得出：在索杆膜空间结构中，膜片既是一种柔性屋面材料，又是受力结构中不可或缺的一部分，并可能会削弱结构的刚度，与刚性屋面有很大不同。