激光诱导击穿光谱的高铁车轮钢晶粒度等级研究
欧阳爱国, 余斌, 胡军, 林同征, 刘燕德

Grade Evaluation of Grain Size in High-Speed Railway Wheel Steel Based on Laser-Induced Breakdown Spectroscopy
OUYANG Ai-guo, YU Bin, HU Jun, LIN Tong-zheng, LIU Yan-de
5个样品的Fe, Cr, Mo和Co的LIBS光谱 (a): 402~406 nm波长范围; (b): 423~427 nm波长范围;(c): 384~388 nm波长范围; (d): 239~243 nm波长范围