ISO 5149-1 AMD 1-2015
制冷系统和热泵. 安全与环境要求. 第1部分: 定义, 分类和选择标准. 修改件1: QLAV, QLMV的修正
Refrigerating systems and heat pumps - Safety and environmental requirements - Part 1: Definitions, classification and selection criteria - Amendment 1: Correction of QLAV, QLMV