短語(yǔ)詞組短語(yǔ)hydrostatic bearing of ball -grinding mill 球磨機(jī)靜壓軸承ball mill grinding 球磨ball mill grinding circuit 磨礦ball mill grinding assistant 球磨助劑primary ball mill grinding 一段球磨機(jī)wet ball mill grinding 濕式球磨ball mill grinding process 球磨機(jī)粉磨過(guò)程ball mill grinding and classification 球磨分級(jí)Ball mill coal grinding 鋼球磨煤機(jī) 返回 ball grinding mill