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| подборка материалов; отбор (кадров, студентов и т. п) | |||
| выбор материалов | |||
| 选材: 34 phrases in 9 subjects |
| Antennas and waveguides | 1 |
| Economy | 2 |
| Education | 8 |
| Electronics | 2 |
| Environment | 1 |
| General | 16 |
| Oil and gas | 1 |
| Oil processing plants | 1 |
| Technology | 2 |
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