Based on an engineering example of office building in hot summer and cold winter region, using the method of calculating, energy-saving design of roof insulation calculation is made in this paper.
通过一个夏热冬冷地区办公建筑的工程实例，采用节能计算的方法对其屋顶的保温隔热构造进行节能设计。
Discusses design requirements and some important points of duct insulation and vapour barrier in cold air distribution systems, and presents in details the concerns in construction of duct insulation.
探讨了低温送风空调系统中风管保冷与隔汽层的设计要求及设计中的注意事项，并详细论述了低温风管保冷层施工中应注意的问题。
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