...主应力差值 [gap=1472]s : deep mining; the circular tunnel; numerical simulation; energy dissipation; principal stress difference ...
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Although the value of axial strain of refuse exceeds 30 %, the phenomenon of the increase of the principal stress difference is observed.
观察到垃圾土的轴向应变超过30 %而其主应力差仍然在增长。
The maximUm difference of failure strength among various principal stress direction is up to 30%.
不同主应力方向的破坏强度最大差别可达30%。
Finally, the influences of the intermediate principal stress and the strength-difference on the shakedown limit pressure of the thick-walled cylinder are investigated by the present solution.
最后，利用所得的解研究了材料的中间主应力效应和拉压强度差效应对厚壁圆筒安定极限压力的影响。
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