The result presents, the shrinking value of the aerated concrete block increases with the decreasing humidity of environment and increasing initial moisture content;
结果显示，环境湿度越低，初始含湿量越高，加气混凝土砌块的收缩值越大；
The shrinking deformation is the key factor which causes forming non -loading cracking of concrete structure.
并且论述了筒体变形对结构塑性极限荷载的影响。
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