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冻土长期强度的衰减特征及屈服准则
申明德1,2(), 周志伟1,2, 马巍1,2()
Long-term strength attenuation characteristics and yield criterion of frozen soil
Mingde SHEN1,2(), Zhiwei ZHOU1,2, Wei MA1,2()

图3. 松弛过程曲线

Fig. 3. Curves of relaxation procedure under various confining pressures: deviator stress-time (a) and deviator stress relaxation rate-time (b)