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| 二次; 次级; 二阶 | |||
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| 二次; 二阶 | |||
| второго порядка: 170 phrases in 15 subjects |
| Antennas and waveguides | 2 |
| Biology | 2 |
| Commerce | 1 |
| Computers | 1 |
| Ecology | 1 |
| Economy | 3 |
| Education | 1 |
| Electronics | 4 |
| Forestry | 1 |
| General | 72 |
| Geology | 3 |
| Mathematics | 22 |
| Medical | 2 |
| Oceanography & oceanology | 1 |
| Technology | 54 |
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