Based on scientific planning and standard management, the emergency shelter could be used to supply the basic subsistence requirements for people in dangers.
应急避难场所是预先经科学划定并进行规范化管理，能提供基本生活保障的场所。
2
Based on practice of the existing seismic shelter in Nanning People's Park, these are discussed on planning principle, design guidline and seismic evacuation model for seismic shelter in a city.
After supervised classification we extracted residential area and the grass of shelter belt based on knowledge discovery, finally we got the accuracy assessment reports.