he_aqi 发表于 2009-2-4 15:27:22

ASTM F870-94(2000)客车轮胎沟槽部分的胎面印迹和尺寸测量

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<P>ASTM F870-94(2000)客车轮胎沟槽部分的胎面印迹和尺寸测量</P>
<P>&nbsp;</P>Standard Practice for<BR>Tread Footprints of Passenger Car Tires Groove Area<BR>Fraction and Dimensional Measurements1
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