The chemical analysis, laser granulometer and SEM was used to study the characteristic and burnability of raw meal prepared by ball mill and vertical mill in JIDONG CEMENT CO.
采用了化学分析、激光粒度分析、扫描电镜等手段，对冀东水泥股份有限公司球磨和立磨制备的生料特性及生料易烧性进行了研究。
Come in at lunch time on a weekday and get free Onigiri (rice ball) with your meal!
平日午餐时间饭团也免费供应！
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