| |||
| 脉冲面 | |||
|
impulse front : 8 phrases in 4 subjects |
| Electric machinery | 1 |
| Electronics | 2 |
| Hydroelectric power stations | 4 |
| Information technology | 1 |
| |||
| 脉冲面 | |||
|
impulse front : 8 phrases in 4 subjects |
| Electric machinery | 1 |
| Electronics | 2 |
| Hydroelectric power stations | 4 |
| Information technology | 1 |