手机成视在人a免费播放

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水与生活

致力于成为中国最好的城市公共事业服务者之一

  了解水,从了解水循环开始。

  水循环过程

手机成视在人a免费播放  shuixunhuanmeiyouqidian,danshihaiyangshiyigekaishishuixunhuandehaodifang。taiyangqudongzhezhenggeshuixunhuan,shouxianshihaiyanglideshuishengwen,yibufenshuibianchengshuizhengqi,zhengfadaokongqizhong。danshuihuhejianghezhongtongyangyecunzaizhezhengfaxianxiang。zailudishang,congzhiwuhetudishangzhengtengdeshuifentongyangyebianchengshuizhengqi,zhengfadaokongqizhong。kongqizhongshaoliangdeshuilaiziyushenghua,yejiushiyoubinghexuezhijiezhengfabianchengshuizhengqi,wanquanshenglveleronghuaguocheng。shangshengdeqiliujiangshuizhengqidaidaodaqicengzhong,zaidaqicengzhongyouyuwendujiaodi,shuizhengqiyouningjiehoubianchengyun。qiliuqushizheyunweiraodiqiuyundong,yunkelihuxiangpengzhuang、buduankuodabingqiebianchengjiangshuicongkongzhongluoxia。youxieshuifenyixuedexingshijiangluo,keduijibianchengbingmaohebingchuan。dangchunhuidadiqihoubiannuanshi,xuetongchanghuironghua,jixuerongshuiyandimianxingchengrongxuejingliu。suirandabufenjiangshuidouhuidaohaiyang,danrengyouyixiejiangluodaoleludishang,youyudixinyinli,yandibiaoliudongxingchengdibiaojingliu。

  yixiedibiaojingliuhuirujianghe,bingqiezuoweihechuanshuiliujinrudahai,haiyouyixiezaijianghehubozhongjijuweidanshui。danshi,bingbushisuoyoudejingliudouhuiruledibiaoshuiti。youhenduodoujinruledimian(shentou)。youxieshuishentoudaoshencengdixia,zhongxinbuchongdixiaxushuiceng(baohedixiayanceng),zhangqiyilai,hanshuicengbianchucunledaliangdedixiadanshuiziyuan。

手机成视在人a免费播放  youxiedixiashuizhiliuzaidibiao,bingqienenggouzuoweidixiashuiliuchu,shenliuhuidibiaoshuiti(hehaiyang),youxiedibiaoshuihuipengdaodimianshangdekongfeng,bianchengdanshuiquan。ranershuihuisuizheshijianbutingdiyundong,youyixiezhongxinhuidaohaiyang,“jieshu”leshuixunhuan,danshitongshiyoukaishilexinyilundeshuixunhuan。

  地球水圈

手机成视在人a免费播放  diqiubiaocengcunzaizhexuxuduoduotianranhuorengongxingchengdeshuijujiti,chengweishuiti。zheixieshuitigongtongzuchengleyigeduanduanxuxuweiraodiqiubiaocengdeshuiqiao,chengweishuiquan。shuiquantongdaqiquan、yanshiquanheshengwuquanyiqigongtongzuchenglediqiudewaiquanceng。

  shuiquandeshangjiekedadaqiduiliucengdingbu,xiajiezhishencengdixiashuidexiaxian,baokuodaqizhongdeshuizhengqi、gezhongdibiaoshui、dixiashuiyijishengwutineideshui。

  shuiquanzhongdabufenshuiyiyetaixingshichucunyuhaiyang、heliu、hubo、shuiku、zhaozejiturangzhong,bufenshuiyigutaixingshicunzaiyujidibingchuan、shanyuebingchuan、jixuehedongtuzhong。qitaishuizhuyaocunzaiyudaqicengzhong。

  shuiquanzhongshuidezongtijiyuewei13.86yilifangqianmi,qizhongdanshuiyuezhan 2.53%,xianshuiyuezhan 97.47%。ruojiangshuiquanzhongdeshuijunyunpingpuzaidiqiubiaomian,shuishenjiangda2718mi。haiyangshishuiquanzhongzuidadeshuiti。dalubinggai、shanyuebingchuanheyongjiujixueshishuiquanzhongzuidadedanshuishuiti,ruguotamenquanbuxiaorong,haipingmianjiangshenggaoyue70mi。heliuhedaqizhongdeshuishishuiquanzhongshuifenjiaohuanzuihuoyuedeshuiti。

  砍伐森林对水循环过程的影响

手机成视在人a免费播放  shuiquanshidiqiuziranyanhuadejieguo,danjinjibainianlai,renleidedaguimohuodongkaishiduishuiquanzhongshuidezhuangtaiheyundongguochengchanshengyidingdeyingxiang。quanqiubiannuanjiasulegutibingchuanxiangyetaishuidezhuanhua,damianjideshuiwurangaibianleshuitidehuaxuezucheng。daguimodekanfasenlin、huangshanzhilin、liuyudiaoshui、paiganzhaozehechouqudixiashuideng,douhuishishuideyundonghejiaohuanguochengfashengbianhua,congeryingxiangdiqiushangshuifenxunhuanheshuiliangpingheng。

  水的组成宏观

手机成视在人a免费播放  shuishiyouqingyuansu、yangyuansuzuchengde。shuishiyizhonghuahewu,youqingyuansuheyangyuansuyierbiyidebilihuaheercheng,fenzishishih2o; zaichangwenchangyaxiaweiwusewuweidetoumingyeti。

  水的组成微观

  shuishiyoushuifenzigouchengde,meiyigeshuifenzishiyoulianggeqingyuanziheyigeyangyuanzigouchengde。wanquanchunjingmeiyourenhezazhideshui(jizhengliushui)youshuifenzizucheng;erziranjiedeyetaishuiyoushuifenziheqitafenzi、liziyijihuahewudengzucheng,kenengyounalizi,gailizi、liusuangenlizi、dianlichanshengdeshaoshuqingyanggenlizi,yixiexiaofenziyoujiwu、heyangfenzi、eryanghuatanfenzidengdeng。

  水的分布与特性

  diqiubiaomianyue3/4dedifangbeishuifugaizhe,qizhong97.2%deshuizaihaiyangli,2.24%deshuizaibingchuanheliangjidebingguanzhong。ciwai,zaidicenglihaiyoudixiashui,zaikongqizhonghaiyoushuizhengqi。diqiushangdeshuiziyuanjiweifengfu,diqiushangkeyizhijiegongrenleishenghuo、shengchanyongdedanshui,jinzhanzongshuiliangdeqianfenzhiyizuoyou。congzheigeyiyishangshuo,diqiushangdeshuiyoushijiweiyouxiande,suoyijieyueyongshuishimeiyigegongmindezerenheyiwu,qingdajiajieyueyongshui!


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