Again, aluminum alloy, sluicing Kong is not only one, 12 more open, Lane, windows should be opened into such Lane, a window trough water can quickly outflow of water will not be chaos.

• 再有，铝合金上的泄水孔只有一个是不够的，要多开一两个，里外窗槽都要开，这样里外的窗槽有水才能很快流出，水才不会作乱。