[1] [1] Dou Hongen. The technology laser drilling in 21st century[J]. Oil Forum, 2004, 23(2): 59-62.

[2] [2] Zheng Zhiyuan, Zhang Zili, Wu Xiuwen, et al.. Investigation of ultra-short pulse laser oil ablation amount of rocks[J]. Experiment Science and Technology, 2011, 9(3): 1-2.

[3] [3] Li Mi, Wang Yanlou, Wang Yali, et al.. Theoretical analysis and numerical simulation of laser to rock[J]. Chinese J Lasers, 2008, 35(8): 1245-1249.

[4] [4] Jia Shaochun. Research on the Measurement of Laser Beam Quality Parameters[D]. Xi′an: Xidian University, 2011. 9.

[5] [5] Pang Shengyong. A Study on the Transient Keyhole and Moving Weld Pool Behaviors and Mechanisms of Deep Penetration Laser Welding[D]. Wuhan: Huazhong University of Science and Technology, 2011. 31.

[6] [6] B C Gahan, R A P, Laser drilling: determination of energy required to remove rock[P]. SPE Society of Petroleum Engineers, 2001. 1-11.

[7] [7] Zhao Jianjun, Song Chunrong, Niu Yanxiong. Study of thermal and mechanical damage in optical material induced by high-power laser[J]. Laser Journal, 2005, 26(1): 31-34.

[8] [8] Li Weite, Huang Baohai, Bi Zhongbo. Analysis and Application of Thermal Stress[M]. Beijing: Chinese Electric Power Press, 2004. 69-72.

[9] [9] Zhong Jianxin, Liu Ruixiang, Chen Liliang, et al.. The approaches of latent heat treatment[J]. Foundry, 2001, 50(7): 404-407.

[10] [10] Ke Ke. The thermal-stress mathematical model and experimental study of rock-breaking by laser[J]. Science Technology and Engineering, 2012, 12(29): 7532-7542.