During fast starting, stopping or running phase, humans often use the impact of their feet on the ground to improve moving velocity.
人类在快速起停或跑动过程中，往往利用脚对地的冲击来提高运行速度。
The velocity measurement of 2-dimensional motion is realized through target radial moving information measured by two times range finding to improve the shooting precision.
由两次测距的目标径向运动信息，实现目标二维运动速度测量，改善射击精度。
These results are valuable to improve the moving velocity and positioning accuracy of …
研究结果对提高该进给机构的运动速度、运动精度有一定的指导意义。
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