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(a)(b)(c)图1本文采用的滑移型裂纹示意图fig.1slidingcrackmodelinthepresentpaper
(a)strainrate:10-4s-1(b)strainrate:10-3s-1(c)strainrate:10-1s-1(d)strainrate:100s-1图2不同应变速率下的花岗岩应力应变曲线(模拟结果与实验结果比较)fig.2stressstraincurvesforgraniteunderdifferentstrainrates(simulationandexperimentalresults)图3非线性应变与总应变比值与轴向应力的关系fig.3changeofnoelasticstrain/totalstrainwithaxialstress图4初始裂纹滑移引起的非线性应变与拉伸裂纹扩展引起的非线性应变的比值与轴向应力的关系
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