一种适用于岩土的扩展强度及屈服准则1)
万征*2)(),孟达*,宋琛琛
AN EXTENDED STRENGTH AND YIELD CRITERION FOR GEOMATERIALS1)
Wan Zheng*2)(),Meng Da*,Song Chenchen

图17. 三轴压缩情况下屈服面形状受参数$s$的影响分布规律

Fig. 17. Distribution law of the shape of yield surfaces affected by the parameter $s$under triaxial compression condition