体彩排列3复式拆分

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氯代乙醛缩乙二醇的制备方法

2019-06-06

LVDAIYIQUANSUOYIERCHUN,YOUMINGLVYIQUANSUOYIERCHUN;CASHAOWEI621-62-5,YONGYUZHIBEIα,β-BUBAOHEQUANDEHECHENGDANTI,ZHIBEI1,4-ERQUANDANSUOQUANDEHECHENGDANTI,ZHIBEIFANGFARUXIA:

ZAIZHUANGYOUJIAOBANQI、WENDUJI、TONGQIDAOGUAN、HUILIULENGNINGQIDEFANYINGPINGZHONG,JIARUYIQUANSUOERYICHUN。YU40~50℃MANMANJIARUGANZAODELVQI,ZHIZHIFANYINGYEXIANGDUIMIDUDADAO1.10~1.12(35℃)WEIZHI。SHUIBENGJIANYAPAICHUWEIFANYINGDELVQIHESHENGCHENGDELVHUAQINGQITI。YU25℃ZUOYOUJIARUTANSUANNAFENMOYIZHONGHEFANYINGYEZHONGDESUAN,ZHIZHIBUZAIFASHENGERYANGHUATANPAOMO。GUOLV,LVYEYIWUSHUITANSUANJIAGANZAO,LVQUTANSUANJIA,DEa-LVDAIYIQUANSUOERYICHUN。

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