the enclosed circular coal yard的意思|示意
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封闭的圆形煤场
the enclosed circular coal yard的网络常见释义
封闭式圆形煤场 ...信息 关键词： 封闭式圆形煤场;;球形网壳;;风荷载体型系数;;物理模型试验 [gap=273]Keywords: the enclosed circular coal yard;spherical shed;wind load form coefficient;physical model test.