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фильтрующий клин |
filter wedge : 17 phrases in 10 subjects |
Aviation | 1 |
Cinematography | 1 |
Construction | 1 |
Ecology | 1 |
Medical | 4 |
Natural resourses and wildlife conservation | 1 |
Technology | 3 |
Telecommunications | 1 |
Transport | 1 |
Радиоактивное излучение | 3 |