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原標(biāo)題：久久古典武侠第1页777

　　長??(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??(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?(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?(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??(guo)平??(ping)均??(jun)水?(shui)平??(ping)???！　”O(jiān)?(jian)測??(ce)結(jié)??(jie)果??(guo)表??(biao)明??(ming)??，我??(wo)國??(guo)水?(shui)土??(tu)流??(liu)失??(shi)狀??(zhuang)況??(kuang)穩(wěn)??(wen)步??(bu)好??(hao)轉(zhuǎn)??(zhuan)??，持??(chi)續(xù)??(xu)呈?(cheng)現(xiàn)??(xian)水??(shui)土??(tu)流??(liu)失??(shi)面??(mian)積?(ji)強(qiáng)?(qiang)度??(du)“雙??(shuang)下??(xia)降??(jiang)”、水??(shui)蝕??(shi)風(fēng)??(feng)蝕??(shi)“雙??(shuang)減??(jian)少??(shao)”良??(liang)好??(hao)態(tài)??(tai)勢??(shi)??，生??(sheng)態(tài)??(tai)環(huán)??(huan)境??(jing)穩(wěn)?(wen)中??(zhong)向??(xiang)好?(hao)??，水??(shui)土??(tu)保??(bao)持?(chi)率?(lv)進(jìn)??(jin)一??(yi)步??(bu)提??(ti)升??(sheng)??。??。