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采煤机自动调高系统的改进
袁小鹤, 阚伟荣, 胡恒振, 张婷
The Improvement of Shearer Automatic Lifting System
YUAN Xiao-he, KAN Wei-rong, HU Heng-zhen, ZHANG Ting
液压与气动 . 2013, (1): 88 -90 .  DOI: 10.11832/j.issn.1000-4858.2013.01.028