Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
如题,请大佬解释一下,谢谢
因为……要确定加速度吧,比如典型的物理题,得知道物体当前的速度和受力,才能分析接下里的运动。以超声速进去之后得减速,减速的加速度得用静压和流域压的差算吧。
出口,都出去了,也不用管他出去之后静压和外部压差什么的,反正都流域外了。难道出口静压大,所以压出去更快,然后加快出口速度?
我猜的