据悉,全国已有15个城市申请修建地铁和轻轨交通,线路总长430km,建成投资需1400亿元。国家将根据资金筹措和轨道交通设备国产化情况,陆续批准这些项目的建设。 90年代以来,我国城市道路面积持续以10%～13％的速度增长,但机动车的增长速度更快,使车均拥有道路面积以每年10%～15％ It is reported that 15 cities across the country have applied for the construction of subway and light rail transit with a total length of 430km and an investment of 140 billion yuan. The state will successively approve the construction of these projects based on the funding and the localization of rail transit equipment. Since the 1990s, the urban road area in our country has been growing at a rate of 10% ~ 13%. However, the growth rate of motor vehicles has been even faster, with the average area of ​​10% ~ 15%