00761nam 2200157z- 450 9910712606003321(CKB)5470000002496107(EXLCZ)99547000000249610720230509c1979uuuu -u- -engTrack to twin roll dynamometer comparison of several different methods of vehicle velocity simulationStandards Development and Support Branch, Emission Control Technology Division, Office of Mobile Source Air Pollution Control, Office of Air, Noise and Radiation, U.S. Environmental Protection AgencyAnn Arbor, MichBOOK9910712606003321Track to twin roll dynamometer comparison of several different methods of vehicle velocity simulation3263205UNINA