• 2022-07-28
    一盛水的敞口大容器,水面离底部距离为H,容器底部有一小孔,水从小孔流出的速度大小为
    A: [img=48x27]18030b38e5df1b9.gif[/img]
    B: [img=40x27]18030b38ed83aa2.gif[/img]
    C: [img=53x40]18030b38f5c4593.gif[/img]
    D: [img=48x27]18030b38fea02d6.gif[/img]