7Batarseh,Samih I.,Gahan,Brian C.,etc.Deep hole penetration of rock for oil production using Ytterbium fiber laser[A].Proceedings of SPIEThe International Society for Optical Engineering,High-Power Laser Ablation V[C].USA:Taos,NM,2004,v5448:818-826.
8Gordon,Zane L.,Graves,Ramona M.,Parker,etc.Rock removal by laser:Data analysis to identify trends and controlling factors[A].Proceedings of SPIE-The International Society for Optical Engineering,High-Power Laser Ablation V[C].USA:Taos,NM,2004,v5448:885-893.
4[10]M. von Allmen. Laser drilling velocity in metals. J.Appl. Phys., 1976,47(12) :5460.
5[11]B.S. Yilbas, f. Begh. The examination Of optimal focus settings with material thickness at atmospheric and subatrmospheric pressures of air and oxygen in laser drilling f metals. proc. Insm. Mech. Engrs., 1988,202(B2) :123~127.
6[12]P.S.Wei, J. Y. Ho. Energy considerations in high - energy beam drilling. Iht. j. of Heat and Mass Transfer, 1990, 33 (10): 2207 ~2217.
8[14]B.S. Yilbas, M. Semi. Study into the effect of beam waist position on hole fommation in the laser drilling. proc. Insrn. mech. engrs.,1996, 210: 271~ 277.
9[18]Black I,Chua KL.CO2,lasercutting of thick ceramictile.Opt LaserTechnol 1997,29(4):193~205.
10[21]Weck M.Task -Oricnted Dcsign and Improvement of Laser Machine Tools Induslrial Laser Handbook, 1990.212~217.