The results indicate that except T301,all these oil additives and CuS nanoparticles have synergy effect.This synergy effect can further reduce the fretting wear volume of friction pairs.

• 结果表明:除T301外,其它几种油品添加剂与硫化铜纳米粒子添加剂存在协同作用,这种协同作用能进一步降低摩擦副的微动磨损体积。