The paper gives a simplified model of flat panel with four sides fixed on a flexible foundation and analyzes the mechanic regularity of flat roof before the first falling.
给出弹性地基四边夹支平板简化模型，分析初次跨落前顶板的受力机理。
The paper gives a simplified model of flat panel with four sides fixed on a flexible foundation and analyzes the mechanic regularity of flat roof before the first falling.
给出弹性地基四边夹支平板简化模型，分析初次跨落前顶板的受力机理。
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