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| двовимірна ехографія | |||
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two -dimensional : 36 phrases in 13 subjects |
| Aerodynamics | 2 |
| Astronautics | 8 |
| Aviation | 5 |
| Chemistry | 2 |
| Construction | 1 |
| Economics | 1 |
| General | 4 |
| Information technology | 3 |
| Law | 1 |
| Microelectronics | 4 |
| Military | 1 |
| Oil and gas | 2 |
| Technology | 2 |