The effects of anisotropy, strain rate sensitivity, imperfection and its amplitude and inertia on plastic instability are discussed.
还讨论了材料各向异性、应变率敏感性、不均匀性及其幅度、惯性等因素对塑性失稳的影响。
Based on the homogeneous model, the numerical computation for the oscillation period and amplitude of pressure drop type instability was conducted.
根据两相流的均相模型，对压力降型脉动的周期和振幅进行了数值计算。
To deal with filter value calculation instability, people put forward and carry out lots of methods in practice such as self-adaptive filter, fixed amplitude filter and square root filter, etc.
为了解决滤波器数值计算不稳定问题，实践中提出并应用了许多方法，如自适应滤波、固定增益滤波、平方根滤波等。
In the experiments, a small-amplitude sine wave of displacement is modulated to shear loading to study the effects of shear stress perturbation on stick-slip instability.
实验中通过在剪切方向上叠加正弦波状的位移扰动，研究了剪应力扰动对断层粘滑失稳的影响。
The analysis results also indicate rub-impact faults induced by oil-film instability can produce some low-frequency components with small amplitude and oil whip can produce half frequency component;
油膜失稳引起的转定子碰摩故障，会产生一些低频成分，油膜振荡会产生半频成分；
The analysis results also indicate rub-impact faults induced by oil-film instability can produce some low-frequency components with small amplitude and oil whip can produce half frequency component;
油膜失稳引起的转定子碰摩故障，会产生一些低频成分，油膜振荡会产生半频成分；
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