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epoch of maximum | |||
maximum period | |||
peak period |
период максимума: 14 phrases in 9 subjects |
Astronomy | 1 |
Electronics | 1 |
Energy industry | 1 |
Energy system | 3 |
European Bank for Reconstruction and Development | 1 |
Geophysics | 1 |
Makarov | 2 |
Mass media | 1 |
Technology | 3 |