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| термоэлектрон | |||
| тепловой электрон | |||
| thermal electron: 10 phrases in 6 subjects |
| Firefighting and fire-control systems | 1 |
| Makarov | 2 |
| Metrology | 1 |
| Nuclear and fusion power | 4 |
| Physics | 1 |
| Technology | 1 |
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