固壁条件下多根椭圆粒子的平均沉降速度大大小于周期性壁面条件下的平均沉降速度。
The average sedimentary velocity under no-slip wall condition is largely less than that under periodic wall boundary condition.
研究了一种空间时间多尺度的方法，来分析周期性材料中非傅立叶热传导问题。
A spatial and temporal multiple scale method is studied to simulate the phenomenon of non-Fourier heat conduction in periodic heterogeneous materials.
针对怎样抑制周期性干扰，文献中报道较多的是LMS自适应滤波方法，但该方法需调整参数多，对脉冲型干扰表现出不稳定性。
Aiming at how to prevent periodic interference, more papers have covered LMS adaptive filter, which needs to adjust many parameters and shows instability in pulse type interference.
在雷达俯仰角(目标高度)方向上多径误差的影响尤为严重，使得目标高度的测量误差表现为周期性的尖峰误差。
In the radar elevation coordinate, the multipath effects are more severe, which cause periodic peak error in the target height measurement.
利用飞秒激光加工非晶合金，研究了多脉冲加工过程中的积累效应，以及非晶合金表面周期性波纹结构的形成规律。
Detailed studies on the ablation of amorphous alloy FeCuNbSiB in air with femtosecond laser. The accumulation effect of multiple pulses and formation law of periodical ripples were discovered.
介绍了通过在多模光纤中引入周期性的扰动以改善多模光纤的传输特性。
In this paper, the transmitting characteristic of multimode fiber is improved by introducing the periodic scramble during the fiber's drawing process.
为何有那么多企业会遭受周期性的危机，波动的销售额，利润，以及士气？
Why do many businesses suffer from periodic crises, fluctuating sales, earnings, and morale?
为何有那么多企业会遭受周期性的危机，波动的销售额，利润，以及士气？
Why do many businesses suffer from periodic crises, fluctuating sales, earnings, and morale?
应用推荐