After this, the urban traffic tunnel safety evaluation was set up.

由此, 建立了城市交通隧道安全系统评价指标体系.

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Is It Necessary to Have Underground Expressway Network for the Urban Traffic?

城市交通是否必要考虑快速地下公路网?

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Firstly, the basic theories about urban traffic control system are discussed.

文中首先阐述了城市交通控制系统的基本理论.

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First of all, urban traffic is getting from bad to worse.

首先, 城市交通每况愈下.

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Besides, the model is open and appropriate to urban traffic microsimulation.

另外该模型还具有一定的开放性,适合城市交通微观仿真的需要.

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Urban Traffic planning and design.

城市交通规划与设计“, ”

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Meanwhile, the urban traffic alsoas large artery of Chinese railway, plays an undetectable role in it.

与此同时, 中国的铁血大动脉--城市交通在此种扮演着不可忽视的角色.

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The viaducts are arteries for urban traffic in Shanghai so they are of fundamental importance.

上海高架道路是城市交通的大动脉,其地位十分重要.

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Moreover, its weak foundation and plan fault even further aggravated the urban traffic issues.

加之基础薄弱以及规划失误都进一步加重了城市交通问题.

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Urban traffic problem become the important factor affecting and restricting urban healthy development.

城市交通问题成为影响和制约城市交通健康发展的重要因素.

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Simulation software is an essential and very important tool for research urban traffic control problem.

仿真软件是从事交通控制研究必不可少的重要工具.

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Traffic simulation get a wide application foreground in research of urban traffic control.

因此,交通仿真在城市交通控制方面的研究有很大的应用前景.

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In embrace before, highway as the function of urban traffic artery to be being weakened gradually.

在拥堵面前, 公路作为城市交通动脉的功能正在逐渐削弱.

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At present along with the increase of traffic demand, urban traffic issue is becoming grave.

目前,随着交通需求的增加, 城市交通问题日益严重.

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The trend of urban traffic mechanization has a great impact on traditional bicycle traffic.

城市交通机动化的趋势对传统的自行车交通产生了较大的冲击.

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