The input is used oil of car that is engin's oil and the output should be base oil with the final color of 2 without adding of any chemicals or acid.
The input is used oil of car that is engin's oil and the output should be base oil with the final color of 2 without adding of any chemicals or acid.
本设备可输入是是使用过的废车油,输出可使用油,最终颜色不需要增加化学制品。