废机油 meaning in English

used oil

Spent oil deposition processing and marketing
废机油沉淀加工、销售。
Investigation on new environmental protection water heater
环保新型废机油燃烧式热水器的研究
Standard test method for gasoline diluent in used gasoline engine oils by distillation
蒸馏法测定汽油发动机废机油中汽油稀释剂的试验方法
Test method for determination of yield stress and apparent viscosity of used engine oils at low temperature
低温下废机油屈服应力和表观粘度测定方法
The measures currently adopted by the government to facilitate the collection of discarded vehicle lubricating oil
政府现时有何措施促进废机油的回收？

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