现今地应力对油田开发有重要影响。
The present ground stress has important effect in the exploitation of oil field.
故其在高地应力条件下的适用性较好；
So the Q-system have a good applicability in the condition of the high field stress.
由此可见地应力-应变观测的重要性。
Thus it can be seen that stress strain observations are important.
提出了复杂初始地应力场的力学模型。
A mechanical model for complex initial geostress field is put forward.
本文介绍了地应力数学模型及其适用条件。
This paper introduces a mathematical model of terrestrial stress profile and its application.
地应力是引起围岩变形和破坏的根本作用力。
The earth stress is an essential force causing rock deformation and breakage.
给出了重力所致水平地应力的科学表达方式。
It gives the scientific voice way of horizontal crustal stress by gravity.
利用偶极横波测井计算地应力方向的公式法。
And the terrestrial stress direction also can be calculated by dipole wave data.
地应力剖面的研制为测井资料开辟了新的应用领域。
The development of geostress profile has opened a new field for log data application.
地应力是钻井工程设计和油气田开发方案设计的基础。
Earth stress is the basis of drilling engineering design and field development project design.
但是，岩层承受的最强地应力究竟是多少，却仍然未知。
But exactly when the rock masses reach the breaking point is a mystery.
通过初步分析认为，场地附近地应力的变化与断裂构造的发育有关。
It is thought that these variations are related to the development of fractures.
为继续进行的地应力测量点的选择，以及研究该区断层活动情况提供参考资料。
These data can be used as a reference for analyzing the stress field in …
为继续进行的地应力测量点的选择，以及研究该区断层活动情况提供参考资料。
These data can be used as a reference for analyzing the stress field in …
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