 |
| |||
| 显示质量 | |||
| display quality: 9 phrases in 7 subjects |
| Aviation | 1 |
| Chemistry | 1 |
| Earth sciences | 1 |
| Economy | 1 |
| Electronics | 1 |
| Steel production | 1 |
| Technology | 3 |
|
| |||
| 显示质量 | |||
| display quality: 9 phrases in 7 subjects |
| Aviation | 1 |
| Chemistry | 1 |
| Earth sciences | 1 |
| Economy | 1 |
| Electronics | 1 |
| Steel production | 1 |
| Technology | 3 |