论坛 › 美国标准 › ASTM E 1489-1998 用惯性剖面测量装置,从纵向剖面测量来计量...
兑水
发表于 2009-11-6 22:10:08
ASTM E 1489-1998 用惯性剖面测量装置,从纵向剖面测量来计量...
E1489-98(2003) Standard Practice for Computing Ride Number of Roads from Longitudinal Profile Measurements Made by an Inertial Profile Measuring Device