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Structural steels, Carbon content. Low-alloy steels. Ferritic and martensitic stainless steels.
结构钢,碳钢,低合金钢,鉄素体和马氏体不锈钢。
youdao
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Structural steels, Carbon content. Low-alloy steels. Ferritic and martensitic stainless steels.
结构钢,碳钢,低合金钢,鉄素体和马氏体不锈钢。
youdao