reduction ironmaking
| method
| reduction ironmaking | |
| met. | 还原炼铁 |
| method | |
| gen. | 法; 标准; 水平 |
| environ. | 方法 |
| hydroel.st. од. | 方法 |
| mech. | 电火花法 |
| |||
| 还原炼铁 | |||
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reduction ironmaking : 14 phrases in 2 subjects |
| Chemistry | 1 |
| Metallurgy | 13 |