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134.API的含义是什么?如何正确识别API分类的内燃机机油? API是美国石油学会的英文缩写。许多摩托车的使用说明书都规定使用API分类的内燃机机油,市场上出售的的内燃机机油,大都也是按照API分类。正确识别API分类的内燃机机油,对摩托车发动机的使用非常重要,现介绍如下: (1)性能分类:按照API分类,汽油机机油分SA、SB、SC、SD、SE、SF
134. What is the meaning of API? How to correctly identify the internal combustion engine oil API classification? API is the American Petroleum Institute acronym. Many motorcycle manuals require the use of API classification of internal combustion engine oil, the market for the sale of internal combustion engine oil, mostly in accordance with the API classification. The correct identification of API classification of internal combustion engine oil, motorcycle engine is very important to use, are described below: (1) Performance Category: According to API classification, gasoline engine oil SA, SB, SC, SD, SE, SF