Velikost videa: 1280 X 720853 X 480640 X 360
Zobrazit ovladače přehrávání
Automatické přehrávání
Přehrát
I would make an intermediate structure if there is a lot of turbidity so that the sediment separates naturally, and to be able to extend the useful life of the membrane. Very good initiative
I would make an intermediate structure if there is a lot of turbidity so that the sediment separates naturally, and to be able to extend the useful life of the membrane. Very good initiative