угаах төхөөрөмж
ejector
эффузивная порода
A device used to inject a chemical solution into wastewater during water treatment.
Source https://www.lenntech.com/water-glossary.htmЗураг
ejector
эффузивная порода
A device used to inject a chemical solution into wastewater during water treatment.
Source https://www.lenntech.com/water-glossary.htm