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ASTM D 2240-03 Standard Test Method for Rubber Property¡ªDurometer Hardness£¨ÍêÕû°æ£©
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ASTM D2240-03 Standard Test Method for Rubber Property¡ªDurometer Hardness
ASTM D 2240-03 Standard Test Method for Rubber Property¡ªDurometer Hardness.pdf
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