兑水 发表于 2009-10-16 15:12:09

ASTM D 5420-2004 使用落锤冲击(Gardner冲击)法的硬质塑性扁...

D5420-04 Standard Test Method for Impact Resistance of Flat, Rigid Plastic Specimen by Means of a Striker Impacted by a Falling Weight (Gardner Impact)
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