01760oam 2200445I 450 991071281110332120200211152957.0(CKB)5470000002498076(OCoLC)1057899068(EXLCZ)99547000000249807620181025d1999 ua 0engurcn|||||||||txtrdacontentcrdamediacrrdacarrierFleet characterization data for MOBILE6 development and use of age distributions, average annual mileage accumulation rates, and projected vehicle counts for use in MOBILE6 : M6.FLT.007 /Tracie Jackson, Assessment and Modeling Division, Office of Mobile Sources, U.S. Environmental Protection Agency[Washington, D.C.] :United States Environmental Protection Agency, Air and Radiation,1999.1 online resource (51 pages) color illustrations"EPA420-P-99-011.""April 1999."Includes bibliographical references (page 51).Fleet characterization data for MOBILE6 VehiclesMotorsExhaust gasUnited StatesAir qualityStandardsUnited StatesAir qualityStandardsfastUnited StatesfastVehiclesMotorsExhaust gasAir qualityStandardsAir qualityStandards.Jackson Tracie1393998United States.Environmental Protection Agency.Assessment and Modeling Division,ELCELCOCLCQGPOBOOK9910712811103321Fleet characterization data for MOBILE63491168UNINA