LI Chenlong
Anhui Deep Drilling Engineering Research Center, Hefei Anhui 230051, China;Hebei Yongming Geological Project Machinery Co., Ltd., Xingtai Hebei 055150, ChinaCHEN Zhanrong
Anhui Deep Drilling Engineering Research Center, Hefei Anhui 230051, China;Hebei Yongming Geological Project Machinery Co., Ltd., Xingtai Hebei 055150, ChinaWANG Qiang
Anhui Deep Drilling Engineering Research Center, Hefei Anhui 230051, China;Anhui Technical College of Industry and Economy, Hefei Anhui 230051, ChinaYAN Zhaohui
Hebei Yongming Geological Project Machinery Co., Ltd., Xingtai Hebei 055150, ChinaZHANG Xiaopu
Hebei Yongming Geological Project Machinery Co., Ltd., Xingtai Hebei 055150, China1.Anhui Deep Drilling Engineering Research Center, Hefei Anhui 230051, China;2.Hebei Yongming Geological Project Machinery Co., Ltd., Xingtai Hebei 055150, China;3.Anhui Technical College of Industry and Economy, Hefei Anhui 230051, China
P634.3;TE922