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biological index
| of
| water-pollution
| biological index | |
| desert. | 生物指数 |
| of | |
| gen. | 的; …的; 关于 …的; …做成 的; 对…; … 的 |
| water pollution | |
| environ. | 水质污染 |
| |||
| 生物指数 | |||
| 生物指标 | |||
| biological index: 25 phrases in 8 subjects |
| Agriculture | 1 |
| Business | 1 |
| Desert science | 1 |
| Earth sciences | 1 |
| Ecology | 1 |
| Geology | 1 |
| Technology | 15 |
| Water resources | 4 |
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