Effect of step⁃feed ratios on DMF wastewater treatment via two stage A/O-sponge packing process
Yunkang XIA, Ruili MA, Peng WU, Lezhong XU, Yuguang WANG, Sinan MAO, Haodong QIAN
Industrial Water Treatment . 2022, (1): 85 -91 .  DOI: 10.19965/j.cnki.iwt.2021-0365