Particle Size Distribution Based Occurrence Features of Organic Components in Printing and Dyeing Wastewater Under a Treatment ProcessYuan Li, Jie Liu, Yibiao Yu, Hao Zhu, Zheng Shen and Yalei ZhangE3S Web Conf., 118 (2019) 04009DOI: https://doi.org/10.1051/e3sconf/201911804009