he_aqi 发表于 2009-2-5 16:43:57

ASTM D1056-00韧性多孔材料-海绵状或膨胀橡胶

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<P>ASTM D1056-00韧性多孔材料-海绵状或膨胀橡胶</P>
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<P>Standard Specification for<BR>Flexible Cellular Materials—Sponge or Expanded Rubber1,2</P>
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