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| English | Chinese |
| off-center tap hole | 偏心出钢口 (EAF slag carry over into the ladle is controlled using an off center tap hole and keeping a 30 tonne heel in the furnace. 通过使用偏心出钢口和在炉内保持有 30t 的浇余钢水池，使得电弧炉下渣到钢包得以控制。) |
| off-load tap-changer | 无载抽头切换开关 |
| off-load tap-changer | 无载分接头切换装置 |
| tap-off | 抽出 |
| tap-off | 分出 |
| tap-off | 抽头 |
| tap-off | 分接 |