DING Jun-feng, ZHANG Sheng-qiang, CHEN Qing-qing, et al. Design of Measuring Instrument of Impact Frequency of Pneumatic Anchor Drill[J]. Industry and Mine Automation, 2012, 38(2): 106-108.
Citation:
|
DING Jun-feng, ZHANG Sheng-qiang, CHEN Qing-qing, et al. Design of Measuring Instrument of Impact Frequency of Pneumatic Anchor Drill[J]. Industry and Mine Automation, 2012, 38(2): 106-108.
|
DING Jun-feng, ZHANG Sheng-qiang, CHEN Qing-qing, et al. Design of Measuring Instrument of Impact Frequency of Pneumatic Anchor Drill[J]. Industry and Mine Automation, 2012, 38(2): 106-108.
Citation:
|
DING Jun-feng, ZHANG Sheng-qiang, CHEN Qing-qing, et al. Design of Measuring Instrument of Impact Frequency of Pneumatic Anchor Drill[J]. Industry and Mine Automation, 2012, 38(2): 106-108.
|
Design of Measuring Instrument of Impact Frequency of Pneumatic Anchor Drill
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1.College of Information and Electrical Engineering of Shandong University of Science and Technology, Qingdao 266510, China. 2.Yaoqiao Coal Mine of Jiangsu Branch of Shanghai Datun Energy Co., Ltd., X