On Dynamic Protection Planning of Urban Historical Blocks:A Case Study of China First Automobile Works Historical Area
研究城市历史街区的动态保护规划，以长春第一汽车制造厂历史街区为例，强调景观空间规划、评估体系、社区参与和环境容量控制。
Historical area is the epitome and symbol of the city,which reflects the culture and spiritual civilization.To preserve historical area is a vital step of the conservation of historical cultural heritages in city.The conservation of historical area is a dynamic course;we should consider the relationship between the history and today,the material and non-material.China First Automobile Works historical area which is one of most import historical areas in Changchun,should be consider the value and current situation when it to be protected.There are several aspects should be taken seriously as follows: strengthen the landscape space plan,build evaluate system,enforce community participation and control environment capacity.