在此过程中，没有线性失稳的迹象。
压杆的失稳将导致结构的失效。
Buckling of struts would lead to invalidation of the structure.
由此导致了井壁失稳的发生。
Furthermore, it results in the occurrence of the borehole instability.
利用数学方法揭示了网壳结构失稳的本质。
The essential of the instability is showed by mathematics method.
在表面失稳以前，半无限体的变形是有限的。
The deformation of the half space is finite before the surface buckling occurs.
求出了失稳的动力学常数、半衰期和失稳活化能。
Kinetics constant, half time, activation energy of instability process were obtained.
腰椎节段性失稳是腰椎退变过程中一个暂时的阶段。
Lumbar segmental instability is a temporary phase in the degenerative process of the lumbar spine.
海底斜坡土体失稳是海底比较常见的重力侵蚀过程。
Submarine soil instability is gravitational erosion process, which frequently happens on the sea floor.
分析了电力系统在周期性负荷扰动下的振荡失稳问题。
The power system instability caused by oscillation under periodical load disturbance was analyzed.
柱列支撑体系的失稳破坏是由于单柱失稳破坏引发的。
Buckling failure of column-bracing systems is caused by buckling failure of a column.
当井壁岩石所受的应力超过其强度时就会发生井壁失稳。
If the stress that ACTS on shale around wellbore exceeds its intensity, borehole instability will happen.
本文的计算结果为此类结构系统的动力失稳研究奠定了基础。
Results of this paper lay a good foundation for the dynamic instability study of this kind of structure.
在静载作用下，结构构件非线性静力失稳的现象是十分丰富多彩的。
There are many non-linear manners when the elements losing the stability under static loads.
TK 431井是在该地区实施的一口解决该井段井眼失稳问题的试验井。
Well TK431 was a test well drilled in this area trying to solve the problem of borehole instability.
对基于GKS 定理多次透射公式飘移失稳机理的解释作了进一步的注记。
Sixth , the mechanism of drift instability based on physical interpretation of GKS stability criterion is remarked.
塔河油田三叠系、石炭系井眼失稳问题一直是该油田勘探与开发的技术难点。
The problem of borehole instability in the Triassic system and the Carboniferous system has been kept as a major difficulty in the exploration and development of this oilfield.
在材料力学的常规拉伸试验中，往往仅关心拉伸失稳而忽视了材料是否失稳。
More attentions to the tensile failure in tension test are paid; but the material failure is overlooked.
通过拉伸过程应变网格分析，验证了薄板拉伸分散性失稳和集中性失稳的存在。
The diffuse necking and localized necking in the tensile testing of sheet is proved through reseau strain analysis.
井壁失稳问题是石油钻井过程中普遍存在并一直是困扰石油工业界的一个大问题。
It is a big problem in petroleum industry for the wellbore to lose stability in the process of drilling.
根据这一模型，应用尖点突变原理分析了承压水底板关键层失稳突水的力学机制。
According to the model, applying the cusp catastrophic theory the mechanics mechanism of water inrush is analyzed from key stratum of floor.
运用特征值分析与响应分析结合的方法，研究了系统失稳的临界流速与失稳形式。
The critical velocity and form of instability are studied by the means of eigenvalue and response analysis.
目的：旨在研究两个胶原蛋白交联剂对于手术后椎体关节失稳恢复机械性能的能力。
Objective. To investigate the ability of two collagen crosslinking agents to restore mechanical properties to lumbar joints destabilized by surgical decompression procedures.
局部块体失稳是边坡的主要破坏形式，采取适当的加固处理措施后可保证其稳定性。
The major failure mode of the slope is the local rock block lossing stability, and after taking suitable strengthening countermeasures, the slope stability can be reached.
发现板在两端简支、中点联结松动时，结构首先出现屈曲失稳，而不会发生颤振失稳。
For pined_pined, loosed midpoint support plate, it is found that the plate's buckling instability will happen first while the flutter instability will disappear.
通过对失稳过程的分析，对孕震期作了新的划分，并给出了失稳临界条件的形变判据。
The criterion of instability and the new partition of seismogenic process are presented by analyzing the instability process under model.
层面间隔时间相同的情况下，层面经过处理的试件要比层面不处理的试件的失稳韧度大；
Under the condition of the same time interval the fracture toughness of the specimens with treated layer surfaces is higher than that of untreated.
结果表明，结构的几何缺陷将严重影响结构的失稳形式，从而影响结构的极限承载能力。
The results show that the initial geometrical imperfection of the structure influences heavily its instability forms, which results in an effect on the ultimate load bearing capacity of the structure.
分析了升力矩系数和扭转刚度的非线性特性对于稳定条件、失稳点以及失稳机理的影响。
The effect of nonlinearity of pitch moment coefficient and module of rigidity of torsion on conditions of stability, instability points and instability mechanism is analyzed.
平衡重块安装位置不准确，会造成起重臂与平衡臂平衡力矩偏差过大，轻易造成塔吊失稳。
Balance weight block installation position is not accurate, will cause the boom and the balance arm balance torque deviation is too large, easily lead to instability of the tower crane.
要对压气机气动失稳进行在线预警和主动控制，就必须能够准确、及时地检测到失稳先兆。
To execute online warning and active control for aerodynamic instability of compressors, aerodynamic instability inception must be detected accurately and timely.
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