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螺旋塔oo 发表于 2018-5-15 08:20:52

AS NZS 1252-2016 High-strength steel fastener assemblies forstructural enginee

AS NZS 1252.1-2016 High-strength steel fastener assemblies forstructural engineering - Bolts nuts and washer
AS NZS 1252.2-2016 High-strength steel fastener assemblies forstructural engineering - Bolts nuts and washer

admin 发表于 2018-5-15 12:17:07

谢谢您的分享，金币已奖励!

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