软煤层钻进钻穴区钻屑运移动态特征及应用
王永龙，孙玉宁，刘春，贺志宏，王振锋
The dynamic characteristic and application of drilling cuttings movement in “drilling cave” in soft coal seam drilling
WANG Yonglong，SUN Yuning，LIU Chun，HE Zhihong，WANG Zhenfeng
采矿与安全工程学报
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2016, (6): 1138
-1144
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