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[国外标准] ASTM D 2457-2003 Standard Test Method for Specular Gloss of Plastic Films and Solid Plastics

fenggm

P:2008-04-25 16:59:43

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ASTM D 2457-2003 Standard Test Method for Specular Gloss of Plastic Films and Solid Plastics.pdf

ASTM D 2457-2003 Standard Test Method for Specular Gloss of Plastic Films and Solid Plastics.pdf

hard metal die - 硬质合金模,硬质合金拉线模 （0） 投诉

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