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unalloyed steel
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unalloyed steel
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工学
非合金钢
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unalloyed steel
非合金钢
以铁为主要元素,碳含量一般在2.0%以下,含有限量以内的硅、锰、硫、磷及其他微量元素的铁碳合金。旧称碳钢或碳素钢。
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