They were almost the same height and they moved perfectly in step.
他们身高相仿，而且走路的步伐也完全一致。
Step height is an important parameter.
台阶高度是一个重要的参数。
Go up, even a small step, But also a new height!
向上走，哪怕一小步，也是新高度！
The second step, they should learn is sliding down from a height.
第二步，要学会从高处往下滑。
But step height has less effect on on pressure of the stilling basin.
台阶高度的不同对消力池底板脉动压强的影响十分微小。
But step height has less effect on on pressure of the stilling basin.
台阶高度的不同对消力池底板脉动压强的影响十分微小。
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