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| electric furnace with arc external to the bath; electric furnace with arc external to bath (电弧在熔池外) | |||
| 外弧电炉: 1 phrase in 1 subject |
| Electronics | 1 |
|
| |||
| electric furnace with arc external to the bath; electric furnace with arc external to bath (电弧在熔池外) | |||
| 外弧电炉: 1 phrase in 1 subject |
| Electronics | 1 |