兑水 发表于 2009-10-12 08:24:48

ASTM D 4797-1988 白色和黄色热塑性交通标志包括铬酸铅和二...

D4797-88(1998) Standard Test Methods for Chemical and Gravimetric Analysis of White and Yellow Thermoplastic Traffic Marking Containing Lead Chromate and Titanium Dioxide
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