Yongchao Li Yiling Fang Ping Lou Junwei Yan Design and implementation of a hazardous wastes proportioning management system. 1-6 2018 ICNSC https://doi.org/10.1109/ICNSC.2018.8361276 conf/icnsc/2018 db/conf/icnsc/icnsc2018.html#LiFLY18