| 完整岩石拉压应力状态下的张裂破坏准则1) | 
| 吕爱钟, 刘宜杰, 尹崇林 | 
| EXTENSION FAILURE CRITERION FOR INTACT ROCK UNDER TENSION AND COMPRESSION STRESS1) | 
| Lü Aizhong, Liu Yijie, Yin Chonglin | 
| 图5 不同准则在$\pi '$平面的屈服曲线[ | 
| Fig.5 Yield curves of different criteria on $\pi '$-plane[ | 
|   |