The unbalance of the formation stress causes collapses of a borehole wall.
地应力场的非平衡性使井眼产生崩落现象。
The high strength of concrete sheath could resist higher loads of formation stress.
研究结果表明，水泥环的理想性能应为高强度、低刚度。
The use of formation stress data in solid deposits recovery have produced good results.
地层应力测试资料在固体矿藏开发应用上取得了很好的效果。
The relationship between borehole wall collapses, their directions and the formation stress field is discussed.
本文讨论了井眼崩落及其方位与地应力场的关系。
Derives the formula for calculating the formation stress and rupture parameters with the solution of the equation.
利用方程的解推出地层应力及破裂参数的计算公式。
Described are an effective method and practical applications for determining the formation stress field using borehole cross-dipole acoustic logging data.
阐述了利用正交偶极声波测井资料估算地层应力场的方法及应用实例。
Given herein is how to determine the direction of formation stress, effective fractures and its strike according to BCR data from DSI Dipole Shear Sonic...
给出了利用斯伦贝谢公司偶极横波成像(dsi)的BCR资料来确定地应力方向和识别有效裂缝及其走向的实例。
The method presented by this thesis calculate the formation stress with diplog data and scaled by the fracture pressure test possess the merit of simplicity, facility and consectary dataout.
本文使用地层破裂压力试验和测井资料处理相结合的方法计算地应力具有简单、方便，且输出数据连续、可靠的优点。
This enhanced learning caused by increased levels of stress consolidates the formation of memories in the hippocampus - the part of our brains directly involved with memory and learning.
由加强的压力导致的快速记忆会把信息储藏在脑丘里，这是我们大脑中与记忆和学习直接关联的部分。
Excessive oxidant stress may overload the protective HMP shunt or methemoglobin reductase pathways, causing Heinz body hemolysis or methemoglobin formation, respectively.
过大的氧化压力可能使磷酸己糖支路或高铁血红蛋白还原酶途径不堪重负，分别造成海因茨小体性溶血或形成高铁血红蛋白。
The pore pressure also strongly influences the state of stress in a formation (by as much as 50%) and is therefore a critical piece of information for designing hydraulic fracturing treatments.
孔隙压力也强烈地影响地层中的(多达50%)的应力状态，并针对设计水力压裂处理而言是一项重要信息。
Some stress components in a formation can be measured directly, and others can be derived from known quantities, but some must be estimated based on correlations.
地层的一些分应力可以直接测量，而且其它的可以从已知数推导，但是一些必须根据相互关系而估计。
The ion-implantation damage defects and thermal stress during quenching step are responsible for the formation of dislocations.
位错的形成与离子注入引进的损伤和淬火过程中的热应力有关。
They also found stress conditions such as a wound could trigger cancer formation.
他们还发现应激条件如创伤能诱发癌症形成。
Cells that survived 24-hours stress showed swollen irregular-shaped soma, bleb formation, and fragmented neurites.
经24小时应力作用，仍存活的细胞出现不规则形态细胞体肿胀、水泡形成和轴突破碎。
Research shows that short periods of high stress can increase the formation of dental plaque, while physical stress is linked to gum disease.
研究表明，短时间的压力过大会增加牙菌斑的形成，同时身体压力也与牙垠疾病有关。
Introduces geological formation for building nature gas storage. Sets forth the rock body for storage building, its major structural face distribution and ground stress distribution behavior.
介绍了建设天然气地下储库的地质基础，阐述了建库的岩体其主要结构面分布及地应力分布特征。
Bearing parts in the process of hardening cooling by internal stress due to the formation of quenching cracks crack said.
轴承零件在淬火冷却过程中因内应力所形成的裂纹称淬火裂纹。
The discovery linking this stress-response mechanism to cyst formation and maintenance not only offers a possible target for new drugs, but it could also lead to a preventative vaccine - for animals.
这项将该应激反应机制和孢囊生成及维持联系起来的发现不仅为新药开发提供了可能的靶点，同时它可能引向动物预防性疫苗的研发。
By utilizing modal synthesis technique and theory of elastic mechanics, the formation mechanism and simulation method of vehicle body dynamic stress caused by road unevenness are studied.
运用模态综合技术和弹性力学理论，研究了由路面不平度引起的车身动应力的形成机理及其仿真计算方法。
In this paper, an overview of the formation, determination and various theoretical analysis methods of residual stress at the fiber - polymer interface is presented.
本文综述了聚合物基纤维复合材料界面残余应力的形成、测定方法和各种理论分析方法。
In this paper an overview of the formation, determination and various theoretical analysis methods of residual stress on the fiber-polymer interface is presented.
本文综述了聚合物基纤维复合材料界面残余热应力的形成、测定方法和各种理论分析方法。
The results show that metallurgical defect is the main reason leading to early formation of fatigue crack under normal working stress.
认为，该曲轴材料的冶金缺陷是导致疲劳裂纹在正常工作应力下过早形成的原因。
When adding stress with ambient temperature storage, the formation of tin whisker was completely inhibited.
当施加恒定外应力后进行室温处理，锡须的形成完全受到抑制。
Tectonic group patterns of coal seam depended on tectonic stress field, mechanical properties of rock of coal-bearing formation and surrounding environments.
煤层的构造组合型式在很大程度上取决于构造应力作用、含煤地层的岩石力学性质和应变环境等。
In this paper the formation condition and morphology of the stress induced butterfly martensite in carbon steel are studied by analyzing a great number of specimens.
本文在大量观察和分析碳钢应力促发表面蝶状马氏体光镜形态的基础上，对其形成条件及立体形态进行了初步实验研究。
Moreover, they are able to decrease the temperature and increase the stress of hot cracking formation, as a result, decrease the tendency of hot cracking.
同时，稀土使合金的热裂纹形成温度降低，增加了热裂纹形成应力，降低了合金的热裂倾向性。
The formation of the residual stress during hardening process of the resin coated sand was analyzed, and some main measures to control the residual stress were proposed.
分析了覆膜砂固化中残余应力的形成过程，提出了一些用于控制残余应力的主要工艺措施。
Evidence suggests that iron and oxidative stress contribute to delayed edema formation after ICH.
已有研究表明，铁及其氧化损伤引起颅内出血后迟发性脑水肿形成。
The tunnel adverse geological faults include faultage, low strength, geological formation and development of loose, non-rock clay, high stress formation and water-rich strata.
隧洞不良地质段包括断层、低强度的软弱夹层、地质构造发育的结构松散地层、非岩性粘土、高地应力地层和富水地层等。
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