Test methods of biodegradation and ecological toxicity were simply described,with pointing that it is urgent to research and develop environmental friendly lubricants.

• 综述了环境友好润滑剂的定义、种类、应用、添加剂及国内外发展现状，介绍了生物降解试验方法的定义、种类以及生态毒性试验方法。