| |||
| 工艺结构 | |||
| 技术结构; 技术阶层; 技术结构阶层 | |||
|
technology structure : 14 phrases in 6 subjects |
| Aviation | 5 |
| Electronics | 5 |
| General | 1 |
| Hydrology | 1 |
| Securities | 1 |
| Space | 1 |
| |||
| 工艺结构 | |||
| 技术结构; 技术阶层; 技术结构阶层 | |||
|
technology structure : 14 phrases in 6 subjects |
| Aviation | 5 |
| Electronics | 5 |
| General | 1 |
| Hydrology | 1 |
| Securities | 1 |
| Space | 1 |