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| 迈亚里R 低合金耐热钢 (V 0.12C,0.2~1Cr,0.25~0.75Ni, 0.5〜 0.7Cu,0.5~1Mn); 迈亚里 R 低合金耐热钢 | |||
| 迈亚里R低合金耐热钢 | |||
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