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简述了浮渣的成因,提出了减少浮渣的主要途径,并结合浮渣的影响,对蠕化剂适宜加入量范围作了分析探讨。
The causes of scum were briefly introduced, and the main ways to reduce scum were put forward. According to the influence of scum, the proper range of adding amount of vermiculite was analyzed.