与传统的有限单元法和常用的时间积分法相比，时空有限元在精度和稳定性方面具有一定的优越性。
Compare to the conventional finite element method and common-used time integration methods, the space-time finite element method has some advantages in precision and stability.
农业的特点是时空差异和变异性大，生产稳定性和可控程度差。
The characteristic of agriculture is space-time the difference and variability are great, it is bad to produce the stability and controllable degree.
根据模拟的瞬态渗流场与非饱抗剪强度理论，对思铺滑坡的稳定性和最危险滑动面的时空演化进行了分析。
According to the transient simulation of seepage field and non-saturated shear strength theory, the stability of Sipu landslide and the space-time evolution of the critical slip surface were analyzed.
通过对模型进行线性稳定性分析，发现这些时空斑图是由于短波不稳定性所引起的。
It is found that these pattern are caused by short-wave instability through the linear stability analysis.
结论：快速刺激诱发的室颤存在时空的不稳定性。
Conclusion: Spatiotemporal instability exists in VF induced by rapid pacing.
基于非线性包络方程我们研究了平面非线性介质波导中的时空不稳定性，得到了有拉曼散射效应情形下不稳定性调制的增益谱的表达式。
Spatiotemporal instability in the planar nonlinear dielectric waveguide is analyzed by nonlinear equation, and the expression of Modulation instability(MI) gain in Raman Scattering is obtained.
但实际上激光器的稳定性，强烈地影响着它的时空相干性。
Practically the laser coherence is influenced intensely by the stability of laser.
但实际上激光器的稳定性，强烈地影响着它的时空相干性。
Practically the laser coherence is influenced intensely by the stability of laser.
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