 |
| |||
| tree network | |||
| 树状网: 21 phrases in 11 subjects |
| Agriculture | 1 |
| Architecture | 1 |
| Aviation | 1 |
| Earth sciences | 1 |
| Electronics | 1 |
| Engineering geology | 1 |
| Life sciences | 1 |
| Metallurgy | 2 |
| Oil / petroleum | 2 |
| Plastics | 4 |
| Technology | 6 |
|
| |||
| tree network | |||
| 树状网: 21 phrases in 11 subjects |
| Agriculture | 1 |
| Architecture | 1 |
| Aviation | 1 |
| Earth sciences | 1 |
| Electronics | 1 |
| Engineering geology | 1 |
| Life sciences | 1 |
| Metallurgy | 2 |
| Oil / petroleum | 2 |
| Plastics | 4 |
| Technology | 6 |