shaft thrust collar in motion 运行时轴上推力环
Suarez frowned, thrust her hands forward in a "stop" motion and then pointed to a red light as a motorcyclist raced toward a crosswalk filled with pedestrians.
一辆摩车托直奔人行横道而来，司机似乎准备冲进熙熙攘攘过街的人群，奈笛看见了，她皱皱眉，猛地伸出双手向司机示意一个“停”的动作，然后指了指红灯。
The obtained formula can be utilized to compensate thrust ripple in practical application and improve the motion performance of the linear servo motor.
在实际应用中，可以利用得到的公式对推力波动进行补偿，提高直线伺服电机的运动性能。
Then the paper applies EA and SPEA to an orbital transformation problem. - time-energy optimization o The paper also solve low thrust control problem of relative motion using fuzzy logic.
然后分别用一般的进化算法和改进的SPEA方法解决轨道转移的时间-能量优化问题，对于相对运动方程有限推力控制问题，本文用模糊控制的方法加以解决。
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