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подпорный уровень | |||
уровень (глубина) "пруда" (в центрифуге evenprom.ru Andy) |
pool level: 14 phrases in 7 subjects |
Electronics | 5 |
General | 1 |
Hydraulic engineering | 2 |
Makarov | 1 |
Natural resourses and wildlife conservation | 2 |
Technology | 2 |
Water resources | 1 |