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Umwälzpumpe f =, -n
gen.	circulating pump; circulator pump; recycling pump
chem., mech.eng.	recirculating pump
refrig.	circulation pump
tech.	recirculation pump; pump capable of circulating
transp., energ.ind.	circulator

Umwälzpumpe: 3 phrases in 3 subjects

General	1
Mechanic engineering	1
Metallurgy	1