| 1. | A high - precision numerical - simulate system of urban vehicle emissions 高分辨率城市交通污染数值仿真系统研究 |
| 2. | Ministry of construction , commission of science amp; amp; technologies , urban vehicles experts committee , tour bus subcommittee held meeting in zhengzhou 建设部科技委城市车辆专家委员会旅游客车分委会年会在郑州举行 |
| 3. | Urban vehicle monitoring and dispatch management system designed in this paper is made up of the vehicle unit , wireless communication system and controlling center 本文所设计的城市车辆监控调度管理系统由车载单元、无线通讯链路和监控中心组成。 |
| 4. | The establishment of communication link and the transmission of data information is the important part in urban vehicle monitoring and dispatch management system , 在城市车辆监控调度管理系统中,通讯链路的建立、数据信息的传输是比较重要的部分。 |
| 5. | In the system noted in this paper , it is mainly applied for showing and controlling the maps in computer systems and managing the information of controlled target of urban vehicles 在本系统中,主要用于在计算机系统中对地图的显示和管理以及城市车辆受控目标信息的管理。 |
| 6. | With the development of modern industry culture and more urban vehicles , the emission of diesel engines has been the main contribution to the air pollution in cities 随着现代工业文明的进一步发展和城市机动车数量的日益增多,传统柴油机尾气排放已成为城市空气污染的主要来源。 |
| 7. | In recent years , its ( intelligent transportation system ) has been the effective way to deal with the traffic problem . as the important part of its , urban vehicle monitoring and dispatch management system is one of the focuses in research and application in its 近年来,智能交通成为解决日益严重的交通紧张情况的有效途径,车辆监控调度作为智能交通的重要组成部分,是目前国内its的开发应用热点之一。 |
| 8. | Finally , this dissertation discusses the application of traffic control method in improving measures of urban transportation environment . the illustration example indicates that , by reasonably limiting the speed of urban vehicles and alternating the signals at grade intersection , the total emission of motor vehicles can be reduced while assuring normal transportation operation 本文最后讨论交通管理方法在城市交通环境改善方面的作用,通过示例分析,合理地进行车辆限速和对相位差合理微调可以在保证交通正常运行的条件下减少机动车污染物排放量。 |
| 9. | The successful application of the urban vehicle monitoring and dispatch management system will realize the remote vehicle monitoring and protect the vehicle security , and strengthen the ability of handling accidents . it can effectively lower the vehicle ' s empty carrying rate , and improve the operational benefit of the vehicle , and has remarkable social benefit and economic benefit 城市车辆监控调度管理系统的成功应用,将有效的实现车辆的远程监控及保障车辆运行的安全,增强处理突发事件的能力;对降低车辆的空载率,提高车辆的运营效益,具有显著的社会效益和经济效益。 |