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| dreieckförmiges Profil | |||
| Dachquerschnitt m | |||
| Dreiecksprofil n (Александр Рыжов) | |||
| треугольный профиль: 32 phrases in 11 subjects |
| Aviation | 2 |
| Construction | 2 |
| Hydraulics | 3 |
| Machine components | 9 |
| Mechanic engineering | 5 |
| Military | 1 |
| Mining | 1 |
| Quantum electronics | 1 |
| Technology | 4 |
| Water supply | 2 |
| Welding | 2 |
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