| |||
| 构造低地 | |||
|
structure low : 19 phrases in 7 subjects |
| Aviation | 2 |
| Chemistry | 7 |
| General | 1 |
| Space | 1 |
| Technology | 6 |
| Textile industry | 1 |
| Wind Energy | 1 |
| |||
| 构造低地 | |||
|
structure low : 19 phrases in 7 subjects |
| Aviation | 2 |
| Chemistry | 7 |
| General | 1 |
| Space | 1 |
| Technology | 6 |
| Textile industry | 1 |
| Wind Energy | 1 |