摘要
阐述了多级机车油的经济性与其组成特性和发动机工作过程中磨损状况的关系，简介了多级机车油的经济性评价方法，给出了多级机车油节约燃油与润滑油的效果。
The relations of efficiency perforrnance of multigrade railroad eqine oils and their composition characteristics to the friction behavior during ellgine run were stated. The evaluation method of efficiency Performance was described, and the results of fuel and lubricant savings of multigrade railroad engine oils were given
出处
《润滑油》
CAS
1995年第6期39-41,共3页
Lubricating Oil
