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25~200MW汽轮机转子体和主轴锻件技术条件
价格:¥0.00
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锤上自由锻件.复杂程度分类及折合系数
Classification for complexity & equivalent coefficient of open die forgings on hammer
价格:¥0.00
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锤上自由锻件.通用技术条件
General specifications for open die forgings on hammer
价格:¥0.00
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金属冷冲压件 通用技术条件
General specifications of sheet metal stamping parts
价格:¥0.00
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金属冷冲压件 结构要素
Structural main factors for sheet metal stamping parts
价格:¥0.00
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渗碳轴承钢锻件
Carburizing bearing steel forging
价格:¥0.00
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锤上钢质胎模锻件机械加工余量与公差
价格:¥0.00
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锤上钢质自由锻件机械加工余量与公差 黑皮锻件
价格:¥0.00
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