1) surrounding rock instability

围岩失稳
1.
In order to control the occurrence of such disasters,using acoustic emission and real-time borehole imaging tool monitoring the whole process of surrounding rock "injury-rupture-instability",will provide a basis for control of the surrounding rock instability.
针对急斜煤层水平分段综放开采围岩失稳特征,通过对围岩力学模型分析,研究围岩结构的失稳过程和演化途径。
2) rock damage and unstability

围岩断裂失稳
3) deformation and failure characteristics of surrounding rock

围岩变形失稳
4) failure and stability-losing of surrounding rocks

围岩破坏与失稳
5) stability of the roadway surrounding

巷道围岩失稳
6) unstable sphere

失稳范围
补充资料:裂纹失稳扩展
分子式:
CAS号:
性质:材料内部裂纹尖端的应力场强度因子达到或超过材料的断裂韧性之后发生的裂纹快速扩展。裂纹失稳扩展将导致材料迅速断裂。
CAS号:
性质:材料内部裂纹尖端的应力场强度因子达到或超过材料的断裂韧性之后发生的裂纹快速扩展。裂纹失稳扩展将导致材料迅速断裂。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条