| |||
| 算术差 | |||
|
arithmetic difference : 6 phrases in 5 subjects |
| Architecture | 1 |
| Aviation | 1 |
| Oil processing plants | 1 |
| Technology | 2 |
| Wind Energy | 1 |
| |||
| 算术差 | |||
|
arithmetic difference : 6 phrases in 5 subjects |
| Architecture | 1 |
| Aviation | 1 |
| Oil processing plants | 1 |
| Technology | 2 |
| Wind Energy | 1 |