【摘要】 本文通过对哈市二环路的规划、设计、施工的介绍．探讨了城市环路建设中的筹资渠道、环路的 作用、分期实施的必要性、高架路在环路中的地位。更多还原

【Abstract】 This authors briefly introduce the planning, design and construction of Harbin Erhuan Road. probes the chnnnels of investment in and the functions of the urban orbital system. the necessity of stage construction as well as the role of skyways in the urban network of roads.更多还原