下载打鱼的

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            把“盐”请出来

            时间:2018-07-09作者:贾奕泽来源:本站投稿

            下载打鱼的  WOCONGXIAOSHENGHUODEHAIBIAN,SUOYIMEIDAOXIATIANWODOUKEYIJINQINGDEDAOHAILIYOUYONGXIXI,DANWOYEBUXIAOXINWOHEGUOHAISHUI,SHIXIANWEIDE,SHENMEDAOZHITAXIANNI?ZHEISHIWOBAISIBUDEQIJIEDEYIGEWENTI。JINTIANDEYIGESHIYANRANGWOMINGBAILEZHEIGEWENTI。

            下载打鱼的  HAISHUISHIFEICHANGHUNZHUODE,LIMIANHAIYOUNISHA,ZENMEBAHUNZHUODEHAISHUIBIANCHENGQINGNI?WOMENKEYIBAHAISHUIGUOLV,YONGYANJINGBU,ZHI,SHACHUANGGUOLV,DANGRANZHEIXIESHISHENGHUOZHONGDEGUOLV。CONGHUAXUEJIAODUKEYIYONGLVZHI,LVZHIBIPINGCHANGXIEZIDEZHIDEKONGDAYIDIAN。

              YAOXIANGQUCHUHENBAIDEYAN,BIXUYONGLVZHIBAHAISHUIGUOLVDETEBIEGANJING,WOLAIJIAODAJIAGUOLVBA。

            下载打鱼的  SHOUXIANYONGYIZHANGYUANXINGDELVZHI,BATAZHECHENGBANYUANYEJIUSHIERFENZHIYIYUAN,ZAIBABANYUANDUIZHEYIXIA,ZAIZHECHENGSIFENZHIYIYUAN,ZAIBASIFENZHIYIYUANDEYUANXINGBUFENCHAOSHANG,YUANXINGBUFENYOULIANGGE,SUIBIANCONGZHEILIANGGELIMIANCHENGKAIYIGE,YONGYIGELOUDOUBALVZHIFANGJINQU,YOUYIMIANYOUSANCENG,YONGJIAOBANBANGDINGZHUSANCENGDEYIMIAN,BIEDINGDAODI,YEBIEDINGDAOSHANGMIAN,BAHAISHUIFANGDAOSHAOBEILI,BASHAOBEILIDEHAISHUIWANGBOLIBANGSHANGDAO,BOLIBANGQIDAOYINLIUDEZUOYONG,SHUIQIANWANBIEMEIGUOLVZHI,YAOBURANLIMIANDENISHAJIUHUISHUNZHELVZHIHELOUDOUZHIJIANDEFENGXILIUJINQU,ZHEIYANGYANJIUBUBAILE。GUOLVFEICHANGDEMAN,DIXIAYIDINGYAOYONGSHAOBEIJIEZHEGUOLVHOUDEHAISHUI,BUYONGGUOLVTAIDUO,BAGUOLVHOUDEHAISHUIFANGDAOZHENGFAMINLI,ZAIBAZHENGFAMINZHIJIEFANGDAOTIEJIAZISHANG,YONGJIUJINGDENGJIARE,SHUIJIUHUIBEIZHENGFADIAO,ZHENGFAMINSHANGLIUXIADEYIXIEXIAOBAILIJIUSHIYANLE,BUXIN,ZHANYIDIANCHANGCHANG,ZHENDEYOUXIANWEIA!(WENXINTISHI:CHANGWANYANYIDINGYAOSHUKOUYOU!)

            物质

            溶解性

            操作方法

            仪器

            泥沙

             不溶于水

            过滤

            漏斗、滤纸、烧杯

            食盐

            溶于水

            蒸发

            酒精灯、三脚架、蒸发皿、玻璃棒

             

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