欧洲杯2020赛程

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欧洲杯2020赛程

欧洲杯2020赛程

欧洲杯2020赛程

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怎样消除离心式水泵气蚀?

    RUGUOANZHUANGHUOSHIYONGBUDANG,JIUYOUKENENGFASHENGQISHI。YIDANCHUXIANQISHI,XINGNENGJIUHUIXIAJIANG,CHUSHUILIANGJIANSHAO、YELUNSUNHUAIJIASU,HAIHUIBANSUIYOUZHENDONGHEZAOSHENGDENG,YANZHONGSHI,SHENZHISHIBENGWUFAGONGZUO。SUOYI,YINGBIMIANBENGFASHENGQISHI。ZHEBEIYIJIASHUILISHUJUNGONGCHENGGONGSIDE3#CHUINICHUAN(SUCHENGXINICHUAN)SHANGSHIYONGDEYONGYUCHONGSUINIKUAIDECHONGSHUIBENG,YOUYUGUANLUYUBENGBUPIPEI,SHIBENGGONGZUOYUDALIULIANGQU,BUJINDIANJICHAOZAI,ERQIEBENGNEIFASHENGQISHI,YINGXIANGLEZHENGCHANGDEGONGZUO,HOUJINGGAIXIAOLECHUSHUIGUANBINGJIANGDILEBENGANZHUANGGAODUJIEJUELEZHEIGEWENTI。

  1.QISHIQINGKUANG

  NICHUANSHANGSHIYONGDECHONGSHUIBENGXINGHAOWEI8Sh-13,EDINGLIULIANGQn=288m3/h;EDINGYANGCHENGHn=41.3m;DIANJIGONGLVPn=55kw。CHUANJIANCHENGHOU,GENJUSHICEDEDAODEBENGCANSHUWEI:HA=24.4m;QA=400m3/h。CHONGSHUIBENGZAISHIYUNZHUANZHONG,FAXIANMEIDANGQIDONGHOUYUNXINGBUTAIZHANGDESHIJIAN,CHUSHUILIANGJIUBUWENDING,ERQIESUIZHESHIJIANDECHIXU,QINGKUANGYUELAIYUEZAO。ZHEIYIQINGKUANGBIAOMINGBENGNEIYIFASHENGQISHIBINGZHUBUJIAZHONG。CISHI,CAOZUORENYUANBUDEBUDAKAIBENGDEFANGQIFA,ZHIYOUBUSHIDIJIANDUANFANGQICAINENGSHICHONGSHUIWENDING。

  2.QISHIYUANYIN

  ZAICHONGSHUIBENGGUANLUXITONGZHONG,JINGUANBENGDEANZHUANGWEIZHIBUGAO(BENGZHOUXIANANZHUANGGAODUhg=0.6m)、XISHUIGUANLUYEBUZHANG(GUANDUANZHANGL1=8.5m),DANYOUYUCHUSHUIGUANJIAODUAN,SHUILISUNSHIXIAO,JIAZHICHONGSHUIGAODUJIAODI(CHUSHUIKOUJUSHUIMIANGAODUh=2m),SHIBENGCHUYUDALIULIANGQUGONGZUO,BENGJINKOUCHUDEXIANGDUIZHENKONGDUDIYULEDANGSHIDANGDIDEQIHUAYALI,YINCIYINQILEQISHI。

  3.GAIJINCUOSHIYAOGAIBIANXIANYOUDEZHEIZHONGYUNXINGZHUANGKUANG,TONGCHANGKECAIYONGDECHULIBANFAYOUSANZHONGJIGENGHUANXINBENG、BIANPINJIANGSUHEGAIBIANGUANLU。TONGGUODUIBI,JUEDINGCAIYONGDISANGENGGAIFANGANJIAOWEIJIANDANJINGJI。

  JUTIZUOFASHIJIANGYUANLAIDECHUSHUIGUANJINGYOUDg=200mmGAIWEI150mm,GUANZHANGBUBIAN;CHONGSHUITOUCHUKOUZHIJINGYOUYUANLAIDEDg=120mmGAIWEI100mm;BENGZUANZHUANGGAODUYOUYUANLAIDEhg=0.6mGAIWEI0.4m,QIYUBUBIAN。ZHEIYIGAIZAOGONGZUOZHIHUAFEILELIANGTIANSHIJIAN。

  GAIWANHOU,JINXINGLESHICHUANSHIYAN。XIANCEDEBENGDEYANGCHENGZHIHAˊ,ZAICHABENGDETEXINGQUXIAN,DECISHIBENGDELIULIANGQAˊ=340m3/h,JINGJISUANDEZHIBENGZAICILIULIANGDEXIRENZHENKONGDUXIAOYUYUNXUZHI。GUBENGBUFASHENGQISHI。

  ZAIHOULAIGONGZUOZHONG,CHONGSHUITOUCHUSHUIQINGKUANGZHENGCHANG,BINGZAIMEICIGENGHUANMIFENGPANGENSHI,JUNMEIFAXIANYELUNYOUQISHIJIXIANG。

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欧洲杯2020赛程

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欧洲杯2020赛程

 
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