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водородный показатель : 17 phrases in 12 subjects |
Biology | 1 |
Cinema equipment | 1 |
Construction | 1 |
Electrochemistry | 1 |
Electronics | 1 |
Energy industry | 1 |
Food industry | 1 |
Medical | 2 |
Natural resourses and wildlife conservation | 1 |
Oil / petroleum | 2 |
Polygraphy | 1 |
Technology | 4 |