Principal horizontal stress from various observation points increases with the depth in this area as well as in the Ordos uplifting region.
平原区各测点的水平主应力值是深度的线性函数，鄂尔多斯隆起区的水平主应力值随深度的增加而增大。
The measured maximum horizontal principal stress orientation in North China by different methods were compared in this paper.
本文分析、比较了由不同方法测得的华北地区最大水平主应力方向。
The beginning of crack is vertical along the orientation of maximum horizontal principal stress.
初裂缝是沿着最大水平主应力方向的垂直缝。
Decreasing of the minimal horizontal principal stress, or more, may he responsible for a trigger of the earthquake associated with a change in stresses.
应力改变触发地震的机制，主要是由于最小水平主应力的减小，或两个水平主应力同时减小。
The maximum principal axes of the compressive stress in the five tectonic movements are nearly horizontal.
五次构造运动的最大主压应力均呈近水平方向。
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。
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。
In horizontal plane, the orientation of larger horizontal principal stress is about the NS.
水平面内最大主应力的方向基本为南北方向。
The measurement results indicate that:(1) there are 7 measurement points with the maximum horizontal principal in-situ stress more than the vertical principal stress;
测量结果表明，7个测点的最大水平主应力大于垂直主应力；
The preliminary tensioning of the horizontal restraints of dome and cylinder wall is made with equal stress while the principal tensioning is executed with C1500F jack.
简体墙和穹顶水平钢束初步张拉采用等应力张拉，主张拉采用C1500F千斤顶。
The preliminary tensioning of the horizontal restraints of dome and cylinder wall is made with equal stress while the principal tensioning is executed with C1500F jack.
简体墙和穹顶水平钢束初步张拉采用等应力张拉，主张拉采用C1500F千斤顶。
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