Application of Cyclone Gas Cap Water Washing Device in Ultra Clean Discharge Treatment Technology of Exhaust GasJingling Hu, Senlin Yang, Lu Zhong, Yingxin Yang, Xiaotu Hu and Xueliang XueE3S Web Conf., 53 (2018) 04035DOI: https://doi.org/10.1051/e3sconf/20185304035