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熱處理問題 鋼 不鏽鋼:
Jun 21st 2013, 05:03

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熱處理問題 鋼 不鏽鋼
Jun 17th 2013, 16:42

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1.為何鋼在淬火前之沃斯田鐵宜細? 2.表面硬化之鋼受外力作用時 最大應力及破壞可能發生在次表面的原因? 3.300型及400型的不鏽鋼的鐵屑如果混在一起要如何有效的分開? 拜託各位大大幫忙...
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