 |
| |||
| reclaimed sewage; renovated wastewater | |||
| reclaimed waste; reclaimed water | |||
| reclaimed waste water | |||
| reclaimed wastewater | |||
| renovated wastewater (сточные воды, подготовленные для повторного использования) | |||
| |||
| reclaimed waste water | |||
| reclaimed sewage | |||
| регенерированные сточные воды: 3 phrases in 2 subjects |
| Ecology | 2 |
| Water supply | 1 |