摘要
介绍了世界上环境友好润滑剂的发展过程，概述了环境友好润滑剂的概念和生物降解性及生态毒性的试验方法，分析了常用润滑油基础油和添加剂的生物降解性能。
The paper introduces the developing status of environment friendly lubricants in the world,summarises their definition and test methods of biodegradability and ecological toxicity, and analyses the biodegradability of base oil and additives commonly used.
