城市下垫层对建筑外物理环境的影响

Influences of urban ground surface on physical environment outside of buildings

阐述了空气温度和辐射温度、城市风、空气温度和降水等因素对城市气候的影响,并就不同下垫层同一时刻所产生的不同物理环境和人的感受进行了测试,并对测试结果进行了分析,指出城市内应增加绿化面积,减少硬化面积,从而满足节能的要求,同时符合了人的居住需要。

The influences of air temperature, radiation temperature, city wind, rainfall and other factors on urban climate are elaborated. According to various phy＇sical environments produced under different urban ground surface conditions, at the same time measurement test and analysis is made. Author points out city should increase green area to meet requirements of energy-saving and human settlement.