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什么是真空冷焊，把两块金属放进真空环境里，有趣的现象发生了

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Owen来造 | Smallest air engine 全网最小的空气动力引擎。又是干货！！

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表面处理简介

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铝的奥秘：从发现到工业化，再到创新，神奇金属的物理性质探秘 Aluminum: Exploring the Physical Properties of the Wonder Metal

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273. Throwing a Sodium Silicate Texture Round Vase with Hsin-Chuen Lin 林新春 示範岩花瓷瓶

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什么是离子镀？把产品放进真空里放电折腾，有趣的现象发生了

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