pollution loading
| rate
| pollution loading | |
| tech. | 污浊负荷量 |
| rate | |
| environ. | 比率 |
| hydroel.st. | 计算; 变化率 |
| met. | 比例; 定值; 程度; 差率 |
| pest.contr. | 自然增长率; 剂量率 |
| sport. | 比率 |
| |||
| 污浊负荷量 | |||
|
pollution loading : 12 phrases in 5 subjects |
| Earth sciences | 1 |
| Engineering geology | 1 |
| Oil / petroleum | 1 |
| Technology | 8 |
| Water resources | 1 |