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Leistungszahl
f
chem.
indice de performance
el.
coefficient de mérite
;
facteur de mérite
;
énergie réglante
energ.ind., tech.
rapport d'amplification
;
coefficient d'amplification
;
coefficient d'efficacité calorique
mech.eng.
coefficient de performance
;
coefficient d'efficacité calorifique
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