有时,在局部速度中可能出现瞬时脉动。
Sometimes temporal fluctuation may take place in the local velocity.
我们可以假定,在空隙空间的一个数学点上液体质点的局部速度和浓度梯度之间无相关性。
We may assume that there is no correlation between the local velocity of a liquid particle at a mathematical point inside the void space and the concentration gradient.
另外,本文还定性地讨论了机器人期望运动速度的限定,提出了全局速度和局部速度修正的概念。
And this thesis qualitatively analyses how to determine the limitation of desired velocity and proposes the conception of global velocity and local velocity correction.
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