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 indexB.Low carbon forming tendenciesC.High film strengthD.High non-corrosive qualities请帮忙给出正确答案和分析,谢谢! 参考答案 查看解答