fine grinding
短语词组
- fine -grinding and polishing 精磨拋光
- Slag Fine -grinding Technology 鑛渣高細粉磨技術
- Fine -grinding and deep-processing 粗鉄精鑛粉
- Fine grinding -reconcentration 細磨再選
- medium -fine grinding 中細粉磨
- one fine grinding -positive floatation 一次磨細 返回 fine grinding