The second chapter introduced the natural condition , the social humanities environment and the housing culture characteristic in the south - middle region of hunan province , it analysis and elaborate systemicly aimed at the planar configuration , the spatial modality , the structure system and climate compatibility processing of folk residence in south - middle hunan province 第二章介紹了湘中南地區(qū)的自然條件、社會人文環(huán)境和居住文化特征,并重點針對湘中南民居的平面布局、空間形態(tài)、結構體系和氣候適應性處理做了系統的分析和闡述。