在炼钢的过程中，需要将细磨精矿制成球团来满足高炉冶炼的要求，圆筒造球机就是专门用于生产球团的专用设备。
In the steel-making process, the extract mine have to be made as balls to meet the need of blast furnace smelt, and the cylinder ball-making machine is made to meet this purpose.
以转炉污泥为原料，配入有机和无机复合结合剂，采用压制成型和低温焙烧的方法研制了高性能转炉污泥球团，并探索了影响球团强度的各种因素。
With the convertor sludge as raw material and with mixed binding of organic and inorganic binding agent, high quality sludge pellet was prepared by crumby pressing and low temperature calcination.
在回转窑中进行的焙烧是球团烧结过程中最重要的阶段，故窑温的控制成为关键因素。
The roasting in the kiln is the most important stage during the process of the pellet sintering, so the control of the kiln's temperature is the key factor.
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