建设资源节约型城市轨道交通,是实现城市交通“又好又快”发展、落实党中央关于城市轨道交通优先发展战略的根本要求。近年来,我国城市轨道交通加快发展,对缓解城市交通拥堵取得了一定成效,但发展过程中统筹规划差、各阶段工作周期短、工程规模偏大、建设标准偏高、工程造价偏 The construction of a resource-conserving urban rail transit is the realization of “sound and fast” development of urban transport and the fundamental requirement of the Central Party Committee of the Central Government on the priority development of urban rail transit. In recent years, the rapid development of urban rail transit in our country has made some achievements in alleviating urban traffic congestion. However, the overall planning is poor in the development process, the work cycle is short in all stages, the project scale is too large, the construction standard is high, the construction cost is too high