RO system
| optimization
| RO system | |
| water.res. ecol. | 反渗透系统 |
| optimization | |
| desert. | 适宜性; 最适性 |
| eng.geol. | 最佳 选择 |
| met. од. | 优化 |
| progr. | 择适 |
| space | 最优化 |
| tech. | 优选法 |
| telecom. | 最优 |
| |||
| 反渗透系统 | |||
|
RO system : 8 phrases in 3 subjects |
| Technology | 4 |
| Transport | 1 |
| Water resources | 3 |