The maximum dry density is a mainly index of compaction quality for rockfill material.
最大干密度是确定填石料压实质量的一个主要指标。
But many tests show the shear strength of the rockfill material is a nonlinear function of the normal stress.
试验表明堆石材料的抗剪强度更符合非线性表达式。
The dynamic parameters of rockfill material can be estimated according to the proposed formula and the reference range, in case the test data is not enough.
对试验资料不充分的情况，按本文建议的公式或取值范围对堆石材料的动力参数进行估算，可以满足工程需要。
Some papers have analyzed the seismic stability of the rockfill dam slope by the nonlinear shear strength of the rockfill material. But the suited safety factor criterion was not clarified.
已有文献采用非线性抗剪强度分析堆石坝的抗震稳定性，但该方法的安全标准少见论证。
Based on experiment results, the relationship between strength parameters of rockfill material in plane strain state and square triaxial tests is established using the unified strength theory.
在试验结果的基础上，通过双剪强度理论建立平面应变条件下堆石料的强度与方形三轴强度的关系式。
Based on experiment results, the relationship between strength parameters of rockfill material in plane strain state and square triaxial tests is established using the unified strength theory.
在试验结果的基础上，通过双剪强度理论建立平面应变条件下堆石料的强度与方形三轴强度的关系式。
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