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| two-pi counter | |||
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| two pi detector; 2π detector; two pi radiation detector; 2π radiation detector; two pi counter; 2π counter | |||
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Zwei : 46 phrases in 16 subjects |
| Automobiles | 1 |
| Electronics | 3 |
| Finances | 1 |
| Football | 1 |
| General | 14 |
| Gymnastics | 3 |
| Informal | 1 |
| Information technology | 2 |
| Optics branch of physics | 2 |
| Physics | 1 |
| Refrigeration | 5 |
| Speed skating | 2 |
| Sports | 2 |
| Statistics | 1 |
| Technology | 6 |
| Water polo | 1 |