Water curtains
Water curtains - a dense zone of water droplets created by spraying water through nozzles or special water misters in a mining excavation along the path of fire spread or flame from methane and coal dust explosions for suppression of fire sources or cooling of the ventilation airflow exiting the fire zone
Source: Order of the Ministry of Energy of Russia No. 175, State Mining Inspection of Russia No. 107 dated June 27, 1997
"On Approval of the Statute of the Military Mine Rescue Unit (VGSCh)"
(along with "Statute of the military mine rescue unit (VGSCh) on organization and conduct of mine rescue operations at enterprises of coal and shale industries")
Понятие «водяные завесы» женского рода.
| Падеж | Единственное число | Множественное число |
|---|---|---|
| Р | водяной завесы | водяных завес |
| Д | водяной завесе | водяным завесам |
| В | водяную завесу | водяные завесы |
| Т | водяной завесой | водяными завесами |
| П | водяной завесе | водяных завесах |