立磨选粉机分级环间距对分级性能的影响
李翔, 綦海军, 李双跃
Effect of grading ring spacing size on classification performance of vertical mill classifier
LI Xiang, QI Haijun, LI Shuangyue
化工学报 . 2013, (4): 1204 -1210 .  DOI: 10.3969/j.issn.0438-1157.2013.04.011