通过改进成球工艺，使料球小而光滑；
Small pelletized raw meal with smooth surface were obtained through the modification of pelletization process.
纤维球滤料的应用主要集中在水处理和石油行业。
Fiber ball filter material is mainly concentrated in water treatment and oil industry.
实验结果证实了纤维球-砂滤料的优越性。
The experimental results prove the advantage of the media fibre-ball-sand.
通过球磨混料法来解决各相的分散性问题。
Mixture through the ball milling method to make it uniform dispersion.
采用顶针接料结构(固定冲头)坯球尺寸稳定。
Thimble form in material fetching (fixed punch head) to keep size of rough ball steady.
粉料黄球明显减少。
粉料黄球明显减少。
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