本系统采用一步一步法制备微丸，操作简便，一次性合格率高，本机特别适合大生产选用。
This system adopts one step by one step method to make micro pellets. Its operation is flexible and convenient and high rate of quality in one-time, so it is suitable for big production.
详细研究了以黄磷、氧化钙和碳酸钠为原料，采用一步法制备次磷酸钠的最佳条件和有关工艺。
In this paper, the reactive theory of the preparation of sodium hypophosphite by one-stage process taking phosphor, calcium oxide and sodium carbonate as raw material is introduced.
详细研究了以黄磷、氧化钙和碳酸钠为原料，采用一步法制备次磷酸钠的最佳条件和有关工艺。
In this paper, the reactive theory of the preparation of sodium hypophosphite by one-stage process taking phosphor, calcium oxide and sodium carbonate as raw material is introduced.
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