Research on the Usage of ecological principle in Urban Planning
讨论了生态原则的内涵及其变化，总结了生态系统与城市的异同，研究了生态原则与城市规划结合的问题，并以长株潭总体规划中的生态环境研究为例。
The connotation as for and its changing are discussed.The similarities and differences between ecosystem and city are summed up.Some questions about combination of ecological principles with urban planning are researched,such as applying ecological principles to urban planning,present problems,development in the future,and so on.The special research on the eco-environment in the Master Planning of Changsha-Zhouzhou-Xiangtan is presented.