空气源热泵高温热风、高温热水机组
Air source heat pump high temperature hot air & hot water unit
2016-04-05
BS 845-2-1987
Methods for assessing thermal performance of boilers for steam, hot water and high temperature heat transfer fluids.-Comprehensive procedure
蒸汽、热水和高温传热流体锅炉热性能评估方法
1987-06-30
BS 845-1-1987
Methods for assessing thermal performance of boilers for steam, hot water and high temperature heat transfer fluids-Concise procedure
蒸汽、热水和高温传热流体锅炉热性能评定方法