 |
| |||
| marked | |||
| 标示的: 41 phrases in 14 subjects |
| Air defense | 7 |
| Automobiles | 3 |
| Aviation | 4 |
| Compressors | 1 |
| Construction | 1 |
| Earth sciences | 1 |
| General | 6 |
| Information technology | 1 |
| Pigeon racing | 1 |
| Project management | 2 |
| Space | 1 |
| Sports | 1 |
| Stationery | 1 |
| Technology | 11 |
|
| |||
| marked | |||
| 标示的: 41 phrases in 14 subjects |
| Air defense | 7 |
| Automobiles | 3 |
| Aviation | 4 |
| Compressors | 1 |
| Construction | 1 |
| Earth sciences | 1 |
| General | 6 |
| Information technology | 1 |
| Pigeon racing | 1 |
| Project management | 2 |
| Space | 1 |
| Sports | 1 |
| Stationery | 1 |
| Technology | 11 |