兑水 发表于 2009-10-15 08:46:56

ASTM D 5203-2002 从消费后回收物中提取聚乙烯塑料模塑和挤...

D5203-02 Standard Specification for Polyethylene Plastics Molding and Extrusion Materials from Recycled Post-Consumer (HDPE) Sources
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