The non-linear stability problem occurred in the interior steel sheet of a steel-concrete composite bored shaft lining in coal mines is discussed.

本文研究用煤矿钻井法钻凿竖井时钢板-混凝土复合井壁内钢板的非线性失稳问题。

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This thesis brought forward a new composite structure, which combined steel sheet and concrete with additional shaped steel in the direction of wave under steel sheet.

本文通过在压型钢板下沿着波纹方向增设型钢梁，组成型钢和压型钢板与混凝土组合板。

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