5Hirata M,Masuko A,Watanabe H. A Study of the friction behavior of sulfur-phosphorus type industrial gear oils using the timkine test [J]. Wear,1978,46:367-376.
6Endo K,Kotani S. Observations of steel surfaces under lubricated wear [ J]. Wear, 1973,26:239-243.
7Georges J M,Mathia T, Montes H. Mechanisms of boundary lubri- cation with zinc dithiophosphate [ J ]. Wear, 1979,53 : 9- 34.
8Ludema K C. A Review of scuffing and running-in lubricated sur- faces with asperities and oxides in perspective [J]. Wear, 1984, 100:315-331.
9Ronen A,et al.Friction-Reducing Surface-Texturing in Reciprocating Automotive Components[J].Trib.Trans.,2001,44(3):359-366.
