文章摘要信息 关键词 ： 梯形荷载；顶板；岩层运动；结构力学模型 [gap=708]Keywords : trapezoidal load；roof；rock strata movement；structure mechanical model
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Mechanical behavior of lining structure is analyzed under 10 different conditions that high water pressure suddenly effluent water upon 8 different parts of tunnel section with FEM numerical model.
用有限元数值模型，分析隧道断面上8个不同位置10种不同水压突水条件下衬砌结构的受力特征。
Landslide is the scope of geomechanics, the establishment of an appropriate model of the mechanical structure, the theoretical stress and strain analysis.
滑坡属于地质力学的范畴，建立适当的力学结构模型，进行理论上的应力应变分析。
Describes the math model of grinding camshaft, the mechanical structure of the CNC camshaft grinding machine ourselves and the experiment, then discusses the machining technics.
介绍凸轮轮廓磨削加工的数学模型及研制的数控凸轮轴磨床的机械结构，进行加工实验并讨论凸轮轴磨削的工艺参数。
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