efficiency
as defined in Directive 2004/8/EC of the European Parliament and of the Council of 11…, Article 3, point (h)
efficiency calculated on the basis of "net calorific values" of fuels (also referred to as "lower calorific values");
as defined in Directive 2004/8/EC of the European Parliament and of the Council of 11…, Article 3, point (h)
efficiency calculated on the basis of "net calorific values" of fuels (also referred to as "lower calorific values");