| |||
| 系统布置 | |||
|
system layout : 29 phrases in 10 subjects |
| Aviation | 4 |
| Ecology | 2 |
| Electric machinery | 1 |
| Electronics | 4 |
| Hydroelectric power stations | 4 |
| Polygraphy | 1 |
| Port facilities | 1 |
| Refrigeration | 1 |
| Space | 2 |
| Technology | 9 |
| |||
| 系统布置 | |||
|
system layout : 29 phrases in 10 subjects |
| Aviation | 4 |
| Ecology | 2 |
| Electric machinery | 1 |
| Electronics | 4 |
| Hydroelectric power stations | 4 |
| Polygraphy | 1 |
| Port facilities | 1 |
| Refrigeration | 1 |
| Space | 2 |
| Technology | 9 |