Heat cost allocators for the determination of the consumption of room heating radiators; appliances without electrical energy supply based on the evaporation prinicple
国外标准现行
标准号:PREN 835-1992
标准名称: 测定房间暖气片损耗用的热成本分配器.以蒸发原理为基础的不带电能源的器具
英文名称:Heat cost allocators for the determination of the consumption of room heating radiators; appliances without electrical energy supply based on the evaporation prinicple