Makes the dehydrator, the catalyst and the fine preparation in the chemical industry, fights fire the equipment chemical additive, also uses in shrinking with, the polyreaction catalyst and so on.
英
美
释义
在化学工业上作脱水剂、催化剂和精制剂,灭火器材的添加剂,也用于缩和、聚合反应的催化剂等。
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