By learning from the city growth mechanism, the rivalship and evolvement of niche and evolvement of urban spacial frame were discussed.
摘要本文从城市生长机制着手，论述了生态位的竞争与演
导致城市结构和
间的变；
By learning from the city growth mechanism, the rivalship and evolvement of niche and evolvement of urban spacial frame were discussed.
摘要本文从城市生长机制着手，论述了生态位的竞争与演导致城市结构和间的变；
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