The method and the condition of separation epoxy ethane from dihydric alcohol are discribed.
绍
环氧乙烷与二元醇的分离
法和条件。
The method and the condition of separation epoxy ethane from dihydric alcohol are discribed.
绍环氧乙烷与二元醇的分离法和条件。
The Preparation method of cheap aluminium dihydric phosphate and its application in refractories have been intro-duced.
提供廉价磷酸二氢铝的制备法，绍它
材料中的应用。
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