问题详情
能提高边界润滑中形成吸附膜能力的添加剂是（）。
A.油性剂
B.极压剂
C.增黏剂
D.浮游剂
参考答案
正确答案：A吸附膜是由滑油中极性分子吸附在零件表面形成，在滑油中加入油性添加剂可提高形成吸附膜的能力。
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