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11. | cold-blast pig iron |
| 冷风生铁 |
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12. | alloyed pig iron |
| 合金生铁 |
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13. | pig iron electric furnace |
| 生铁电炉 |
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14. | cast iron washer |
| 生铁垫圈 |
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15. | sand mo(u)ld pig iro |
| 砂型生铁 |
|
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16. | cast iron stove range |
| 生铁灶 |
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17. | pig-iron charge |
| 生铁料 |
|
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18. | open-hearth iron |
| 平炉生铁 |
|
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19. | porous pig iron |
| 多孔生铁 |
|
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20. | pig iron electrode |
| 生铁焊条 |
|
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