DIN EN 378-4 Berichtigung 1:2010
制冷系统和热泵.安全和环境要求.第4部分:操作,维修,检修和回收.德文版本EN 378-4-2008,勘误表DIN EN 378-4-2008
Refrigerating systems and heat pumps - Safety and environmental requirements - Part 4: Operation, maintenance, repair and recovery; German version EN 378-4:2008, Corrigendum to DIN EN 378-4:2008-06