Geological Publishing House, Institute of Exploration Technology, Chinese Academy of Geological SciencesHost
2001 No. 1
Article Contents

Causes for Bit Freezing of Auger Drill and Its Countermeasure[J]. DRILLING ENGINEERING, 2001, (1): 13-14. doi: 10.3969/j.issn.1672-7428.2001.01.006
Citation: Causes for Bit Freezing of Auger Drill and Its Countermeasure[J]. DRILLING ENGINEERING, 2001, (1): 13-14. doi: 10.3969/j.issn.1672-7428.2001.01.006

Causes for Bit Freezing of Auger Drill and Its Countermeasure

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    沈阳化工大学材料科学与工程学院 沈阳 110142

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