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veepinnal paiknev või osaliselt sukeldatud mehaaniline õhusti, mechanical aeration device consisting of a partially submerged impeller attached to a motor and mounted on floats or a fixed structure
Oberflächenbelüfter . Limnoloogia sõnastik. Estonian Language Institute, Sõnaveeb 2026. https://sonaveeb.ee/search/unif//lim/Oberfl%C3%A4chenbel%C3%BCfter/1/deu (10.07.2026)