AASHTO Provisional Standards(Interim Edition)[S].Wash-ington.D.C.:American Association of State Highway and Transportion Officials,1999.
[2]
X Lu and U Isacsson.Rheological characterization of styrene-butadiene-styrene copolymer modified bitumens[J].Con-struction and Building Materials,1997,11(1):23-32.
[3]
Xiao hu Lu,Ulf Isacsson and Jonas Ekblad.Low-Temperature properties of styrene-butadiene-styrene polymer modified bitu-mens[J].Materials and Structure,1998,(12):405-414.
