| |||
| 初步设计 | |||
|
preliminary engineering : 15 phrases in 9 subjects |
| Aviation | 5 |
| Earth sciences | 1 |
| Economics | 1 |
| Electronics | 1 |
| Engineering geology | 1 |
| Hydroelectric power stations | 1 |
| Metallurgy | 1 |
| Technology | 3 |
| Telecommunications | 1 |
| |||
| 初步设计 | |||
|
preliminary engineering : 15 phrases in 9 subjects |
| Aviation | 5 |
| Earth sciences | 1 |
| Economics | 1 |
| Electronics | 1 |
| Engineering geology | 1 |
| Hydroelectric power stations | 1 |
| Metallurgy | 1 |
| Technology | 3 |
| Telecommunications | 1 |