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标题: ASTM D7842 D7842M-12 [打印本页]

作者: ygs67    时间: 2016-2-22 10:17:14     标题: ASTM D7842 D7842M-12

ASTM D7842 D7842M-12 Standard Test Method for Holding Strength of Tack and Prong Fastener Attached Buttons

作者: admin    时间: 2016-2-22 15:05:32

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