he_aqi 发表于 2009-2-4 16:39:13

ASTM D6909-03耐高温抗酸三元聚氟物规范

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<P>ASTM D6909-03耐高温抗酸三元聚氟物规范</P>
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<P>Standard Specification for<BR>High Temperature and Acid-Resistant Fluorocarbon<BR>Terpolymer Elastomer1</P>
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