... 主应力比 principal stress ratio 主应力方向 orientation of the principal stress 主应力方向 principal stress direction ...
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关键词 : 隧道 ; 主应力方向 ; 模型实验 ; 数值模拟 ; 稳定性 [gap=1124]Key words: tunnel; principal stress orientation; model experiment; numerical simulation; stability
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... direction of principal strain 主应变方向 direction of principal stress 主应力方向 directional a.定向的,指向的 ...
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In the photoelasticity experiments, we usually can get two kinds of fringes: isochromatics and isolinics. They reprehensively reflect the distinction value and the direction of the main stresses.
在光弹性实验中，我们通常会得到两族条纹图，等差线和等倾线，分别代表着主应力差值和主应力方向。
参考来源 - 用小波变换识别数字光弹性图像的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
不同构造区主应力方向存在一定的差异。
There are some differences of principal stress between secondary tectonic areas.
初裂缝是沿着最大水平主应力方向的垂直缝。
The beginning of crack is vertical along the orientation of maximum horizontal principal stress.
不同主应力方向的破坏强度最大差别可达30%。
The maximUm difference of failure strength among various principal stress direction is up to 30%.
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