| |||
| 联合开发 | |||
|
unit development : 32 phrases in 13 subjects |
| Aviation | 5 |
| Chemistry | 1 |
| Earth sciences | 1 |
| Electric machinery | 1 |
| Electronics | 2 |
| General | 2 |
| Law | 2 |
| Management | 1 |
| Name of organization | 4 |
| Oil / petroleum | 2 |
| Space | 1 |
| Technology | 4 |
| United Nations | 6 |
| |||
| 联合开发 | |||
|
unit development : 32 phrases in 13 subjects |
| Aviation | 5 |
| Chemistry | 1 |
| Earth sciences | 1 |
| Electric machinery | 1 |
| Electronics | 2 |
| General | 2 |
| Law | 2 |
| Management | 1 |
| Name of organization | 4 |
| Oil / petroleum | 2 |
| Space | 1 |
| Technology | 4 |
| United Nations | 6 |