| |||
| 弱电网; 弱电系统 | |||
|
weak system : 7 phrases in 6 subjects |
| Chemistry | 1 |
| Cryptography | 1 |
| Ecology | 1 |
| Electronics | 2 |
| Technology | 1 |
| Water resources | 1 |
| |||
| 弱电网; 弱电系统 | |||
|
weak system : 7 phrases in 6 subjects |
| Chemistry | 1 |
| Cryptography | 1 |
| Ecology | 1 |
| Electronics | 2 |
| Technology | 1 |
| Water resources | 1 |