YANG Cheng-hu, LIU Yang-zhi, ZHU Ya-xian, ZHANG Yong. In Situ Investigation of the Interactions of Pyrene and Phenanthrene with Humic Acid Using Laser Induced Nanoseconds Time Resolved Fluorescence Quenching Method Combined with PARAFAC Analysis[J]. Spectroscopy and Spectral Analysis, 2017, 37(5): 1519