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一、恢复的方法:是采用蒸馏法,此法的设备简单,且易操作,但效率却很高,可以把90%左右的废油回收利用。
First, the recovery method: Distillation method is adopted. The equipment of this method is simple and easy to operate, but its efficiency is very high. It can recycle about 90% of waste oil.