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thyy 发表于 2014-12-29 08:51:18

AS 4291.5【2000】Mechanical properties of fasteners made of carbon steel and a

AS 4291.5【2000】Mechanical properties of fasteners made of carbon steel and alloy steel - Set screws and similar threaded fasteners not under tensile stress

admin 发表于 2014-12-29 11:23:46

谢谢您的分享，金币已奖励

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