| |||
| 操作方法; 工作技术 | |||
|
working technical : 26 phrases in 10 subjects |
| Air defense | 1 |
| Business | 1 |
| Consulting | 1 |
| Earth sciences | 1 |
| Electronics | 2 |
| Management | 1 |
| Name of organization | 7 |
| Rail transport | 2 |
| Technology | 2 |
| United Nations | 8 |
| |||
| 操作方法; 工作技术 | |||
|
working technical : 26 phrases in 10 subjects |
| Air defense | 1 |
| Business | 1 |
| Consulting | 1 |
| Earth sciences | 1 |
| Electronics | 2 |
| Management | 1 |
| Name of organization | 7 |
| Rail transport | 2 |
| Technology | 2 |
| United Nations | 8 |