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压件
Pressing parts
价格:¥0.00
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压件
Pressing parts
价格:¥0.00
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核设备用不锈钢锻件
Stainless steel forgings for nuclear components
价格:¥0.00
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三十万千瓦压水堆核电厂 0Cr18NiTi不锈钢锻件技术条件
价格:¥0.00
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三十万千瓦压水堆核电厂 20MnNiMo钢(S-271)锻件技术条件
价格:¥0.00
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大直径三通锻件技术条件
Technical conditions for forged tee joints with high diameters
价格:¥0.00
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