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Journal: Energies, 2016
Volume: 9
Number: 249
Article:
Rock-Breaking Properties of Multi-Nozzle Bits for Tree-Type Drilling in Underground Coal Mines
Authors:
by
Yiyu Lu, Songqiang Xiao, Zhaolong Ge, Zhe Zhou and Kai Deng
Link:
https://www.mdpi.com/1996-1073/9/4/249
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