速度差是指单位时间内两个运动的物体所经过距离的差除以时间，就是速度差。
双语例句原声例句
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速度差将近是15%，每个应试者相差9秒。
That's about a 15 percent speed difference, or nine seconds per respondent.
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这条管道半径两端间存在一速度差。
There is a velocity difference across the radius of the pipe.
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但速度差随密度比、静温比增大而增大时总压损失亦随之增大。
But total pressure loss increases with the increasing of the velocity difference accompanied with the increase of the density and the static temperature ratio.
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Take the difference of the two velocities and divide by the difference of the two times, and you've got the acceleration.
求出速度的差值,除以时间的差值,这样就能得到加速度
应用推荐
$firstVoiceSent
- 来自原声例句