2005年北京公交集团采购公交车辆4000余辆,采购总额达30多亿元,这是建国以来北京公交集团的最大订单,也是我国城市公交的最大订单,揭开了北京公交车辆更新换代的序幕。为了降低尾气排放,改善北京空气质量,体现绿色奥运,此次招标的车辆全部使用达到欧Ⅲ排放标准的柴油和天然气发 In 2005, Beijing Bus Group purchased more than 4,000 buses and procured a total of more than 3 billion yuan. This is the largest order of Beijing Bus Group since the founding of PRC and the largest order of urban public transport in China, opening the prelude to the renewal of Beijing’s bus. In order to reduce exhaust emissions, improve Beijing’s air quality and embody the Green Olympics, the tender vehicles all use diesel and natural gas that meet Euro III emission standards