国外发动机润滑油分类的新动向八十年代后期发动机制造业的技术进步、对汽车排放、使用条件及燃料组分和性能的严格要求，决定了对国外最广泛采用的ＡＰＩ、ＳＡＥ和ＣＣＭＣ（共同市场发动机制造者协会）发动机润滑油分类必须进行重大修改和补充。ＡＰＩ和ＣＣＭＣ分类的... New Developments in Classification of Engine Lubricants Abroad Technical advances in engine manufacturing in the late 1980s, stringent requirements on vehicle emissions, service conditions, and fuel composition and performance have determined the most widely adopted APIs for foreign countries such as SAE and CCMC Market Engine Manufacturers Association) Engine oil classification must be significantly modified and supplemented. API and CCMC classification ...