亚博买球

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  1. 15

    2020-5

    1、GAOYABENGHOUMIANSHESHOUDONGDIAOJIEFAHEDIANDONGMANKAIFADEYIYIMOYUANJIANSHEJICHANSHUILIANGYINGGAIXIAOYUBIAOZHUNCHANSHUILIANG,RUANBIAOZHUNCHANSHUILIANGZUOWEISHEJICHANSHUILIANG,ZEFANSHENTOUMOYUANJIANHENKUAIJIUHUISHOUDAOWURAN,ZAOCHENGMOYUANJIANSUNHUAI。MOYUANJIANSHENGCHANCHANGJIATIGONGDESHEJIDAOZEJIANYIYINGGENJUBUTONGDEJINSHUISHUIYUANLAIXUANQUBUTONGDESHEJICHANSHUILIANG,YINGGAIXUAN...

  2. 9

    2020-5

    ZAIFEISHUIJIFEIQIJINGHUASHESHIZHONG,HUOXINGTANFAHUIZHEZHONGYAOZUOYONG,QIXIFUXINGNENGDEGAODIKEYITONGGUOYIXIAJIZHONGCANSHULAIPANDUAN。1、YAJIAJILANYAJIAJILANSHIYIZHONGSHENLANSERANLIAO,DUITADEXIFULIANGFANYINGLEHUOXINGTANXIFUXIAOFENZIWUZHIDENENGLI,JUYOUDALIANGWEIKONGDEHUOXINGTAN,CIZHIJIAOGAO。YAJIALANZHISHIZHI1.0KETANYU1.0mg...

  3. 7

    2020-5

    JIANDUSHIHENGLIANGWUSHUIDUISUANDEZHONGHENENGLIDEZHIBIAO。JIANDUYUpHMIQIEXIANGGUAN,DUIYUSHENGWUTUODANCHULINGONGYIDEWUSHUICHANGZHIGUANZHONGYAO。XIAOHUAGUOCHENGZHONGJIANDUDEXIAOHAODAOZHIWUSHUIpHXIAJIANG,LIYONGTIEYANHUOLVYANJINXINGHUAXUECHENDIANCHULINYEHUIZAOCHENGJIANDUXIAJIANG。pHXIAJIANGDAOZHIXIAOHUAFANYINGSULVJIANGDI,DANGpHYUEWEI6SHIXIAOHUATINGZHI;pHZHI...

  4. 27

    2020-4

    1、JIAQUAN(HCOH):JIAQUAN,HUAXUESHIHCHOHUOCH₂O,SHILIANG30.03,YOUCHENGYIQUAN。WUSEQITI,CIJIXINGQIWEI,DUIRENYAN、BIDENGYOUCIJIZUOYONG。QITIXIANGDUIMIDU1.067(KONGQI=1),YETIMIDU0.815g/cm³(-20℃),RONGDIAN-92℃,FEIDIAN-19....

  5. 22

    2020-4

    1FENXIHUAXUESHIYANSHIFEISHUIDELAIYUANYIJIJUTIFENLEI1.1FENXIHUAXUESHIYANSHIFEISHUIDEZHUYAOLAIYUANDUIYUWOGUOERYAN,FENXIHUAXUESHIYANSHIZHUYAOZAIGAOXIAOYIJIKEYANYUANSUODANGZHONGSHELI。ZAISHIYANGUOCHENGZHONG,HUICHANSHENGFEICHANGDUODEFEISHUI,ZHEIXIEFEISHUIZHUYAOBAOKUOLEYOUJIRONGJI、WUJIRONGJI、YANGPINDECHUBEIYEYIJIGEZHONGHUAXUEYAOPIN、HUNHEYE...

  6. 20

    2020-4

    YI、SHUIDEJIBENXINGZHI1GESHUIFENZI(H2O)SHIYOU1GEYANGYUANZIHE2GEQINGYUANZIWANQUJIANJIEERCHENG。YOUYUZHENG、FUDIANHEDEZHONGXINBUYIZHI,YINCISHUYUJIXINGFENZI。DANG2GESHUIFENZITONGSHICUNZAISHI,ERZHEHUIYOUJINGDIANJIAOHUZUOYONGYUQINGJIANJIEHE,HUXIANGXIYINBINGBAOCHIYIDINGDEJULI。ER1GESHUIFENZIKEYITONGSHIYU4GESHUIFENZIJIEHE...

  7. 7

    2020-4

    YI、HUAXUESHIYANSHIANQUANGUANLIZHIDU1.FANGDAOJIAQIANGFANGWEI,JINGCHANGJIANCHA,DUSAILOUDONG;FEIGONGZUORENYUANBUDEJINRUYIQISHI,SHINEIWURENSHISUIJIGUANHAOMENCHUANG;YIQISHINEIBUHUIKE,BUZHUSU,WEIJINGLINGDAOTONGYI,XIEJUECANGUAN;BANGONGSHINEIBUDECUNFANGSIRENGUIZHONGWUPIN;FASHENGDAOQIEANJIANSHI,BAOHUHAOXIANCHANG,JISHIXIANGLINGDAO、ZHIANBUMEN...

  8. 2

    2020-4

    HUAXUEXUYANGLIANGYOUCHENGHUAXUEHAOYANGLIANG,JIANCHENGCOD。SHILIYONGHUAXUEYANGHUAJI(RUGAOMENGSUANJIA)JIANGSHUIZHONGKEYANGHUAWUZHI(RUYOUJIWU、YAXIAOSUANYAN、YATIEYAN、LIUHUAWUDENG)YANGHUAFENJIE,RANHOUGENJUCANLIUDEYANGHUAJIDELIANGJISUANCHUYANGDEXIAOHAOLIANG。CODSHIBIAOSHISHUIZHIWURANDUDEZHONGYAOZHIBIAO。JINTIAN,WOMENJIULAILEJIEYIXIACOD5...

  9. 30

    2020-3

    SHUIDEPHZHISUIZHESUORONGJIEWUZHIDEDUOSHAOERDING,YINCIpHZHINENGLINGMINDIZHISHICHUSHUIZHIDEBIANHUAQINGKUANG。pHZHIDEBIANHUADUISHENGWUDEFANZHIHESHENGCUNYOUHENDAYINGXIANG,TONGSHIHAIYANZHONGYINGXIANGHUOXINGWUNISHENGHUAZUOYONG,JIYINGXIANGCHULIXIAOGUO。YINCIZAIFEISHUICHULIZHONG,DOUDALIANGYUNYONGpHJILAIJIANKONGSHUIZHIDEBIANHUA。JINTIAN,WOMENJIULAILEJIEXIAP...

  10. 26

    2020-3

    QIANSHUIBENGZAIRICHANGYUNXINGZHONGNANMIANHUICHUXIANGEZHONGWENTI,WEILEYANZHANGQISHIYONGSHOUMING,BAOZHENGQIANSHUIBENGJIGUANLIANXITONGDEZHENGCHANGYUNXING,MEINIANZHISHAOYAODUIQIANSHUIBENGJIQIKONGZHIXITONGJINXINGYICIQUANMIANWEIHUBAOYANG。JINTIANWOMENLAILEJIEXIAYINGXIANGQIANSHUIBENGYUNXINGDEYIXIEZHUYAOYINSU、QIANSHUIBENGRICHANGWEIHUBAOYANGYAODIANYIJICHANGJIANGUZHANGHEPAICHUFANGFA。YI、YING...

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