 |
| |||
| heterogeneous | |||
| 多机种的: 9 phrases in 8 subjects |
| Air defense | 1 |
| Audio electronics | 1 |
| Automobiles | 1 |
| Economy | 1 |
| General | 2 |
| Mechanic engineering | 1 |
| Technology | 1 |
| Ventilation | 1 |
|
| |||
| heterogeneous | |||
| 多机种的: 9 phrases in 8 subjects |
| Air defense | 1 |
| Audio electronics | 1 |
| Automobiles | 1 |
| Economy | 1 |
| General | 2 |
| Mechanic engineering | 1 |
| Technology | 1 |
| Ventilation | 1 |