激光诱导击穿光谱诊断合金铸件表面/界面质量
刘正
1
, 贾云海
1,
*
, 韩凤奎
2
, 吴剑涛
2
Surface/Interface Quality Diagnosis of Alloy Casting by Laser Induced Breakdown Spectroscopy
LIU Zheng
1
, JIA Yun-hai
1,
*
, HAN Feng-kui
2
, WU Jian-tao
2
光阑孔径对激发斑形貌的影响===(a): 2 mm; (b): 3 mm; (c): 4 mm