Τhis Recommendation should also provide a common European reference framework on key competences for policy makers, education and training providers, the social partners and learners themselves in order to facilitate national reforms and exchange of information between the Member States and the Commission within the Education and Training 2010 work programme, with the aim of achieving the agreed European reference levels.
NOx conc, COconc, HCconc, NMHCconc = μέσες συγκεντρώσεις με διόρθωση υποβάθρου καθ' όλο τον κύκλο από ολοκλήρωση (υποχρεωτική για τα NOx και HC) ή μέτρηση σάκου, σε ppm·not-set not-set