4[5]Brown S F,Rowlett R R,Boucher J L.Asphalt modification[A].Proceedings of the Conference on the US SHRP Highway Research Program:Sharing the Benefits[C].Institution of Civil Engineers,London,1990.
5[6]HD 37/99,Binders and Binder Modifiers[S].
6Manfred E, Siegfried S. Reliability of pavement on steel bridegs with orthotropic plates [J]. Berichte der Bulxlesanstalt fur Strαβenwesen, 2000.
7J B Sousa, Craus, L Monismith. Summary Report on Permanent Deformation in Asphalt Concrete. Report SHRP-A/-IR-91-104 [R]. Static Highway Research Program, 1991.
