the tourist center city system 旅游中心城市体系
Tinbergen's model of city system 丁伯根城镇体系模型
city-system 城市体系
port-city system 港城系统
city system plan 城市体系规划
world city system 世界城市网络体系
green city system 绿色城市系统
global city system 全球城市体系
tourism city system 旅游城市体系
City system is a typical immense system, and analysis, research, planning and management of city system should be performed in view of huge system.
城市系统是个典型的巨系统。
参考来源 - 遗传算法和BP网络及其在城市系统评价中的应用With the rapid development of urbanization, gradually establishment of market economy and functional transformation of Chinese government, the existing Administrative division is inadaptable in many aspects, among which the city system is greatly impacted.
随着中国城市化的迅速推进，市场经济的逐步建立和政府职能的转变，现行的行政区划表现出诸多方面的不适应性，而且又以市制受到的冲击最大。
参考来源 - 我国城市辖区制度研究·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
Smart city system in the construction process may be the following system security risks: side channel attacks, system vulnerabilities, hardware failures, program defects.
智慧城市中的系统在建设过程中可能存在以下的系统安全隐患：边信道攻击、系统漏洞、硬件故障、程序缺陷。
A new system has been devised to control traffic in the city.
控制城市交通的新系统已经设计出来。
The GPS system is of great use to whoever wants to find his destination in a strange city.
GPS系统对于那些在陌生城市寻找目的地的人来说，作用很大。
His idea started when he heard two religious workers playing music for free in New York City's underground transportation system.
VOA: special.2009.07.31
The city's urban transportation system recently launched the first of up to five hydrogen buses.
VOA: special.2009.09.07
A system of waterways designed after the Italian city of Venice has been built there.
VOA: special.2010.01.03
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