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| オシロスコープ管 | |||
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tubo : 32 phrases in 8 subjects |
| Electric machinery | 2 |
| Electrical engineering | 6 |
| Magnetics | 1 |
| Nuclear physics | 2 |
| Radio | 2 |
| Radiology | 3 |
| Thermal Energy | 2 |
| Vacuum tubes | 14 |
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