贾绍凤表示,从水位上看,今年的几条干流,包括永定河、子牙河、大清河都没有出现泛滥。现如今,大河都将防洪标准提高到能应对五十年一遇、甚至百年一遇的自然灾害,不过一些中小河流的标准仍是十年一遇或二十年一遇,“发达地区应适当提高(中小河流的)防洪标准”。
anzhaoguojiashuilibuguanwangdejieshi:“liyongdifanghehedaoxiehong,yunyongshuikulanxuhongshui,ruguorengbunenggoukongzhihongshui,zaishishiqiyongxuzhihongqu,yifenxuchaoehongshui,xuejianhongfeng,zuidachengdudijianqinghongshuizaihaizongtisunshi。”按(an)照(zhao)国(guo)家(jia)水(shui)利(li)部(bu)官(guan)网(wang)的(de)解(jie)释(shi):(:)“(“)利(li)用(yong)堤(di)防(fang)和(he)河(he)道(dao)泄(xie)洪(hong),(,)运(yun)用(yong)水(shui)库(ku)拦(lan)蓄(xu)洪(hong)水(shui),(,)如(ru)果(guo)仍(reng)不(bu)能(neng)够(gou)控(kong)制(zhi)洪(hong)水(shui),(,)再(zai)适(shi)时(shi)启(qi)用(yong)蓄(xu)滞(zhi)洪(hong)区(qu),(,)以(yi)分(fen)蓄(xu)超(chao)额(e)洪(hong)水(shui),(,)削(xue)减(jian)洪(hong)峰(feng),(,)最(zui)大(da)程(cheng)度(du)地(di)减(jian)轻(qing)洪(hong)水(shui)灾(zai)害(hai)总(zong)体(ti)损(sun)失(shi)。(。)”(”)