 |
| |||
| wastewater disposal (Alexander Demidov); wastewater (areas of water supply, wastewater and waste Stas-Soleil) | |||
| water disposal; drainage | |||
| overflow drainage | |||
| water discharge | |||
| water discharge (канализация Анна Ф) | |||
| sewerage system (Bauirjan); sewerage (Bauirjan) | |||
| water removal | |||
| sanitation (Mixer) | |||
| |||
| Water dump (210) | |||
| водоотведение: 33 do fraz, 15 tematyki |