 |
| |||
| person-to-person; square | |||
| face-to-face | |||
| 面对面地: 46 phrases in 13 subjects |
| Agriculture | 2 |
| Air defense | 3 |
| Automobiles | 1 |
| Aviation | 12 |
| Bridge construction | 2 |
| China | 1 |
| Drilling | 1 |
| Electric machinery | 2 |
| Electronics | 2 |
| General | 13 |
| Soil science | 1 |
| Space | 1 |
| Technology | 5 |
|
| |||
| person-to-person; square | |||
| face-to-face | |||
| 面对面地: 46 phrases in 13 subjects |
| Agriculture | 2 |
| Air defense | 3 |
| Automobiles | 1 |
| Aviation | 12 |
| Bridge construction | 2 |
| China | 1 |
| Drilling | 1 |
| Electric machinery | 2 |
| Electronics | 2 |
| General | 13 |
| Soil science | 1 |
| Space | 1 |
| Technology | 5 |