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普通炭素钢和低合金钢初坯和钢坯技术条件
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进出口钢材化学分析方法 硫代乙酰胺分离-8-羟基喹啉重量法测定钼
Chemical analysis of import and export steel—Method for the determination of molybdenum by 8-hydroxyquinoline gravimetric after separation with thioacetamide
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不锈钢酸洗与钝化规范
Specification for acid pickling and passivation for stainless steel
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水泥工业用耐热钢铸件
Heat resistant steel castings for cement industry
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结构钢和不锈钢航空锻件超声波检验说明书
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马氏体不锈钢拉伸应力腐蚀试验方法
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钢及高温合金的抗氧化性测定试验方法
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结构钢精密铸件内部疏松Ｘ光透视分级标准
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