principal stress direction的意思|示意

Results show that the displacement in horizontal direction and the maximum principal stress of core wall will increase to a larger extent if the creep effect of asphalt concrete is considered.

分析结果表明，考虑蠕变效应，心墙的水平变形与最大主应力将有较大的增加。

Keeping the minor principal stress and medium principal stress fixed, the loading in the direction of the major principal stress is a potential stress path in practical projects.

保持小主应力、中主应力不变，在大主应力方向加荷是实际工程中可能存在的一种应力路径。

The results show that vertical stress is equal to overburden stress at shallow level. Maximum principal stress is sub horizontal stress in the NE direction.

结果表明：显德汪煤矿垂直应力近似等于上覆岩层的自重应力，最大主应力为北东方向，且为近水平压应力。

The result shows that the principal compressional stress field is in the SW NE direction.

结果表明，该区域应力场主压应力方向为SW - NE向。

Precision estimation of principal direction is more objective by using principal stress deflection error proposed in this paper.

提出了主应力的偏角误差概念及其计算方法，使主应力方向的精度评定更加真实客观。

The results show that: with the initial principal stress direction angle increases, the axial residual deformation from the compression state gradually transits to the elongation.

结果表明：随着初始主应力方向角的增大，轴向残余变形由压缩状态的正值逐渐过渡到伸长状态的负值。