| |||
| 技术改革 | |||
| 技术改进; 技术革新 | |||
| 技术改造 | |||
|
technical improvements : 8 phrases in 6 subjects |
| Agriculture | 1 |
| Aviation | 1 |
| Business | 1 |
| Commerce | 3 |
| Management | 1 |
| Securities | 1 |
| |||
| 技术改革 | |||
| 技术改进; 技术革新 | |||
| 技术改造 | |||
|
technical improvements : 8 phrases in 6 subjects |
| Agriculture | 1 |
| Aviation | 1 |
| Business | 1 |
| Commerce | 3 |
| Management | 1 |
| Securities | 1 |