 |
high window
| natural ventilation
| high window | |
| tech. | 高窗 |
| natural ventilation | |
| auto. | 自然通风 |
| el. | 自然通风 |
| el. sec.sys. | 自然通风 |
| |||
| 高窗 | |||
| high window: 10 phrases in 3 subjects |
| Electronics | 2 |
| Hydroelectric power stations | 1 |
| Technology | 7 |
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