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New progress and development of engineering blasting in China 会议论文
9th International Symposium on Rock Fragmentation by Blasting, FRAGBLAST 9, Granada, Spain, September 13, 2009 - September 17, 2009
作者:  Wang XG;  Liu DS;  Zhou JH;  Wang, X.G.
收藏  |  浏览/下载：150/0  |  提交时间：2017/06/20
Adjacent Structures  Blasting Parameters  Collapsed Structures  Demolition Projects  Dust Pollution  Explosion Temperature  Fenghuo Shan Tunnel  Geological Conditions  High Quality  High Temperature  Hydropower Projects  Major Construction Project  Overexcavation  Power Station  Production Techniques  Qinghai Tibet Railway  Rock Excavation  Smooth Blasting  Soil Environment  Underground Plants  Underground Powerhouse  Water Conservancy  Weir Structure  
High beam quality 400W practical all-solid-state laser for laser beam texture 会议论文
High-Power Lasers and Applications V, Beijing, China, October 18, 2010 - October 19, 2010
作者:  Geng AC(耿爱丛);  Yang MJ(杨明江);  Zhao C;  Li BH;  Geng, A. (aicong_77@126.com)
浏览  |  Adobe PDF(243Kb)  |  收藏  |  浏览/下载：219/80  |  提交时间：2017/06/20
1064 Nm  All Solid-state Lasers  Beam Quality Factor  Birefringence Compensation  High Beam Quality  Low Concentrations  Nd:Yag Crystal  Nd:Yag Laser  Optical Conversion Efficiency  Output Power  Pump Power  Side-pumped  Unstable Resonators