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　　長(zhǎng)??(chang)江??(jiang)、黃??(huang)河??(he)、淮??(huai)河??(he)、海??(hai)河??(he)、珠??(zhu)江??(jiang)、松??(song)花??(hua)江??(jiang)、遼??(liao)河?(he)及??(ji)東??(dong)南??(nan)諸??(zhu)河??(he)、西??(xi)南?(nan)諸??(zhu)河?(he)流?(liu)域??(yu)水??(shui)土??(tu)流??(liu)失??(shi)總??(zong)面??(mian)積??(ji)104.92萬(wàn)??(wan)平??(ping)方??(fang)公??(gong)里??(li)??，其??(qi)中??(zhong)水??(shui)力??(li)侵??(qin)蝕??(shi)面??(mian)積??(ji)87.21萬(wàn)??(wan)平??(ping)方??(fang)公??(gong)里??(li)??，風(fēng)??(feng)力??(li)侵??(qin)蝕??(shi)面??(mian)積?(ji)17.71萬(wàn)??(wan)平??(ping)方??(fang)公??(gong)里??(li)??。??大??(da)江??(jiang)大??(da)河??(he)流??(liu)域??(yu)水??(shui)土??(tu)流??(liu)失??(shi)面??(mian)積??(ji)總??(zong)體??(ti)減??(jian)幅??(fu)為?(wei)1.76%??，各??(ge)流??(liu)域??(yu)減??(jian)幅祝(fu)均??(jun)高??(gao)于??(yu)全??(quan)國(guó)?(guo)平??(ping)均??(jun)水??(shui)平??(ping)???！　￠L(zhǎng)??(chang)江??(jiang)、黃??(huang)河??(he)、淮??(huai)河??(he)、海??(hai)河??(he)、珠?(zhu)江??(jiang)、松?(song)花??(hua)江??(jiang)、遼??(liao)河??(he)及??(ji)東?(dong)南??(nan)諸??(zhu)河?(he)、西??(xi)南??(nan)諸??(zhu)河??(he)流??(liu)域??(yu)水??(shui)土??(tu)流??(liu)失??(shi)總??(zong)面??(mian)積??(ji)104.92萬(wàn)??(wan)平??(ping)方??(fang)公??(gong)里??(li)?，其??(qi)中??(zhong)水??(shui)力??(li)侵??(qin)蝕??(shi)面??(mian)積??(ji)87.21萬(wàn)??(wan)平??(ping)方??(fang)公??(gong)里??(li)?，風(fēng)?(feng)力??(li)侵??(qin)蝕??(shi)面??(mian)積??(ji)17.71萬(wàn)??(wan)平??(ping)方??(fang)公??(gong)里??(li)??。?大??(da)江??(jiang)大?(da)河??(he)流??(liu)域??(yu)水??(shui)土??(tu)流?(liu)失??(shi)面??(mian)積??(ji)總??(zong)體??(ti)減??(jian)幅?(fu)為??(wei)1.76%?，各??(ge)流?(liu)域??(yu)減??(jian)幅??(fu)均??(jun)高??(gao)于??(yu)全??(quan)國(guó)?(guo)平??(ping)均??(jun)水?(shui)平??(ping)??。。