假定在轮胎滚动过程中，不发生平动，只有定轴转动，将平动速度施加在路面模型上。
It is assumed that tire is no translation, just rotation and the translation speed is applied to road model.
微多普勒为雷达目标识别提供了一种新的思路和方法，而目标的平动速度会影响微多普勒信息的提取。
Micro-Doppler provides a new way for radar target recognition while the translation velocity affects the extraction of micro-Doppler information.
上部结构柱顶加速度反应主要由基础转动引起的摆动分量组成，平动分量次之，而弹性变形分量很小。
The rocking is the main part of seismic acceleration at the top of super structure, the swing takes the second place, and elastic deformation is quite small.
首先，我们研究了超声分子束的纵向平动温度和中心速度与束源温度的关系；
First, we study the relation between the translational temperature of the molecular beam and the temperature of the beam source chamber;
首先，我们研究了超声分子束的纵向平动温度和中心速度与束源温度的关系；
First, we study the relation between the translational temperature of the molecular beam and the temperature of the beam source chamber;
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