| |||
| 氧利用率; 用氧 (量) | |||
| 耗氧量 | |||
| 氧利用 | |||
|
oxygen utilization : 19 phrases in 9 subjects |
| Earth sciences | 3 |
| Ecology | 2 |
| Oil / petroleum | 2 |
| Oil processing plants | 1 |
| Physiology | 1 |
| Space | 1 |
| Sports | 2 |
| Technology | 6 |
| Water resources | 1 |
| |||
| 氧利用率; 用氧 (量) | |||
| 耗氧量 | |||
| 氧利用 | |||
|
oxygen utilization : 19 phrases in 9 subjects |
| Earth sciences | 3 |
| Ecology | 2 |
| Oil / petroleum | 2 |
| Oil processing plants | 1 |
| Physiology | 1 |
| Space | 1 |
| Sports | 2 |
| Technology | 6 |
| Water resources | 1 |