 |
| |||
| air-cooling | |||
| 气冷法: 24 phrases in 12 subjects |
| Agriculture | 2 |
| Animal husbandry | 1 |
| Automobiles | 1 |
| Aviation | 1 |
| Chemistry | 3 |
| Ecology | 2 |
| Metallurgy | 3 |
| Oil / petroleum | 1 |
| Refrigeration | 1 |
| Sports | 1 |
| Technology | 6 |
| Water resources | 2 |
|
| |||
| air-cooling | |||
| 气冷法: 24 phrases in 12 subjects |
| Agriculture | 2 |
| Animal husbandry | 1 |
| Automobiles | 1 |
| Aviation | 1 |
| Chemistry | 3 |
| Ecology | 2 |
| Metallurgy | 3 |
| Oil / petroleum | 1 |
| Refrigeration | 1 |
| Sports | 1 |
| Technology | 6 |
| Water resources | 2 |