On such a basis, a performance function based on the shear strength envelope curve in the shape of quadratic parabola was established.
在此基础上，建立了基于二次抛物线形抗剪强度包络线的功能函数。
Based on Mohr strength envelope characteristics, the dynamic strength parameter of gangue is analyzed. All these provide reference for engineering.
根据试验所得动强度包线的特征，分析了煤矸石动强度参数的变化规律，为煤矸石在实际工程中的应用提供参考。
The normal consolidation line, the critical state line and the strength envelope line are determined from the laboratory tests, and equations of these lines are given.
通过室内三轴试验测定出上海粘土的正常固结线、临界状态线及天然强度线，并给出各线的表达式。
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