 |
| |||
| 改进计划 | |||
| 改良项目 | |||
| 改进方案 | |||
| improvement project: 15 phrases in 10 subjects |
| Air defense | 1 |
| Aviation | 1 |
| Business | 2 |
| Commerce | 1 |
| Desert science | 3 |
| Economy | 1 |
| Electronics | 1 |
| International trade | 1 |
| Name of organization | 2 |
| Technology | 2 |
|
| |||
| 改进计划 | |||
| 改良项目 | |||
| 改进方案 | |||
| improvement project: 15 phrases in 10 subjects |
| Air defense | 1 |
| Aviation | 1 |
| Business | 2 |
| Commerce | 1 |
| Desert science | 3 |
| Economy | 1 |
| Electronics | 1 |
| International trade | 1 |
| Name of organization | 2 |
| Technology | 2 |