A-A+

Which of the following characteristic of lube oil helps to reduce the amount of deposits i..

2020-09-18 20:33:56 资格考试 阅读

问题详情

A.Low viscosity index

B.Low carbon forming tendencies

C.High film strength

D.High non-corrosive qualities

请帮忙给出正确答案和分析,谢谢!

参考答案

考点: