he_aqi 发表于 2009-2-5 16:30:35

ASTM D1562-98纤维素丙酸盐模制和挤压物

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<P>ASTM D1562-98纤维素丙酸盐模制和挤压物</P>
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<P>Standard Specification for<BR>Cellulose Acetate Propionate Molding and Extrusion<BR>Compounds1</P>
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