城市遥感在海量数据获取和处理方面具有强大优势，因而成为数字城市建设的核心技术之一。
Urban remote sensing has strong superiority in mass data acquisition and processing, thus it becomes the core technology of the construction of digital city.
从现象上看，由于管理体制、观念、信息享用等方面原因，造成服务功能单一，港口在城市建设中作用没有更好发挥。
Because of lacking management system, idea, information share etc, the function of service is single, which results in the ship port playing little role in urban construction.
中国与欧洲在城市建设和管理方面存在诸多的差异。
Differences exist in the building and management of cities between China and Europe.
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