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| подпорный уровень | |||
уровень (глубина) "пруда" (в центрифуге  evenprom.ru Andy) | |||
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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 |