According to the statastics, some kinds of emergency by seepage such as dam body saturating and muddy water leaking out from loopholes can lead to serious dangers and are in a high pacentage.

• 根据统计,汛期堤身严重散浸、浑水漏洞等渗漏险情不仅在险情数量上占据较大的比例,而且容易酿成溃口性险情。