Structural Modification Design and Application of Back Support Device for Coal Mine Drilling Rig

2021 ◽  
pp. 901-905
Author(s):  
Xin Gao
2012 ◽  
Vol 14 ◽  
pp. 280-284 ◽  
Author(s):  
Qian kun ◽  
Xin Xiao-dong ◽  
Che Yu-long

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