| |||
| 回路矩阵 | |||
|
circuit matrix : 12 phrases in 7 subjects |
| Air defense | 1 |
| Electric machinery | 1 |
| Electronics | 1 |
| Hydroelectric power stations | 1 |
| Power electronics | 1 |
| Shipbuilding | 1 |
| Technology | 6 |
| |||
| 回路矩阵 | |||
|
circuit matrix : 12 phrases in 7 subjects |
| Air defense | 1 |
| Electric machinery | 1 |
| Electronics | 1 |
| Hydroelectric power stations | 1 |
| Power electronics | 1 |
| Shipbuilding | 1 |
| Technology | 6 |