4Matsuishi,M,Endo,T.Fatigue of metals subjected to varyin stress[J].Paper presented to Japan Soc Mech Engrs.Jukvoka,Japan,1968.
5I.Rychlik.A new definition of the rainflow cycle counting method[J].Fatigue,NO.2,1987.
6Yung-Li Lee,Jwo Pan,R.B.Hathaway,M.E.Barkey.Fatigue Testing and Analysis Theory and Practice[M].USA:Butterworth-Heinemann Ltd Publication,2004:250-254.
7Adrian G.Kernel bandwidth estimation for non-parametric modeling[J].IEEE Transaction son systems-Part B.Vol.39.NO.6,December,2009.
8Socie DF,Pompetzki MA.Modeling variability in service loading spectra[J].ASTM Standards&Public-ations.Jan 2004.
9Peterson R.E,Stress Concentration Factor.New York:John Wiley and Sons,1974.