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cc523pate 发表于 2018-6-1 16:05:24

BS ISO 7146-1:2008 Plain bearings — Appearance and characterization of damage

BS ISO 7146-1:2008 Plain bearings — Appearance and characterization of damage to metallic hydrodynamic bearings — Part 1: General

admin 发表于 2018-6-1 18:43:49

谢谢您的分享，金币已奖励!

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