2013 发表于 2014-8-16 11:35:12

BS EN 13523-22:2003 Coil coated metals - Test methods - Part 22

BS EN 13523-22:2003 Coil coated metals - Test methods - Part 22: Colour difference — Visual comparison


admin 发表于 2014-8-16 20:30:19

谢谢您的分享，金币已奖励
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查看完整版本: BS EN 13523-22:2003 Coil coated metals - Test methods - Part 22