地基塑性区：地基上部荷载产生压力超过土体极限承载力，使局部土体产生变形不可恢复的屈服区域，即为地基塑性区。
塑性区域 plastic range ; plastic region
拟塑性区 pseudoplastic region
塑性区尺寸 plastic zone size ; dimension of plastic zone
塑性区法 Plastic zone method
塑性区半径 plastic zone radius ; radius of plastic region
塑性区扩大 extensionofplasticzone
裂纹尖端塑性区 crack tip plastic zone
极限塑性区半径 Limit Plastic Zone Radius
围岩塑性区 surrounding rock mass plastic zone
The stability of surrounding rock was evaluated through analyzing the distribution of stress field, seepage field, displacement field and plastic zone.
通过应力场、渗流场、位移场和塑性区分布来评价储库的围岩稳定性。
参考来源 - 黄岛地下水封洞库水封条件和围岩稳定性分析与评价After excavation,the slope is stable on the whole,because there are not distributions of the plastic zone inside the slope,the slide on a large scale will not take place because of the damage in the deep earth.
边坡开挖卸荷后，在边坡的内部没有形成危及边坡稳定的塑性区分布形式，不会出现由于深层破坏而产生的大规模滑动。
参考来源 - 考虑开挖卸荷效应的三峡船闸边坡稳定性数值分析·2,447,543篇论文数据，部分数据来源于NoteExpress
计算中未发现有二次塑性区。
在塑性区，水平及垂直应力均是上凹的。
The horizontal and vertical stresses are concave upward in plastic zone.
通过分析表明，压应力对裂纹尖端塑性区和疲劳裂纹的扩展有显著的影响。
The analysis shows that the compressive loading has a significant contribution towards the crack tip plasticity and the fatigue crack growth.
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