兑水 发表于 2009-11-17 07:05:39

ASTM E 2101-2000 利用平均典型地点测量减速机测定冬天污染路...

E2101-00 Standard Test Method for Measuring the Frictional Properties of Winter Contaminated Pavement Surfaces Using an Averaging-Type Spot Measuring Decelerometer
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