top oxygen blowing degassing
| method
| top oxygen blowing degassing | |
| met. | 顶吹氧 脱气 |
| method | |
| gen. | 法; 标准; 水平 |
| environ. | 方法 |
| hydroel.st. од. | 方法 |
| mech. | 电火花法 |
| |||
| 顶吹氧气脱气法 | |||
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top oxygen blowing degassing : 2 phrases in 1 subject |
| Metallurgy | 2 |