EN 15316-3-1. Heating systems in buildings. Method for calculation of system energy requirements and system efficiencies. Part 3.1. Domestic hot water systems, characterisation of needs (tapping requirements)
EN 15316-3-1 建筑物的供暖系统 系统能量需求和系统效率的计算方法 第3.1部分 生活热水系统需求特征(分接要求)