ZHANG Xi, LU Ji-dong, PAN Gang, PAN Feng-ping, CHEN Shi-he, YAO Shun-chun, LUO Jia, LU Wei-ye, ZHONG Zi-ming. Investigation on Laser-Induced Coal Particle Flow Plasma Properties Acquired with Different Collection Angles[J]. Spectroscopy and Spectral Analysis, 2013, 33(6): 1473