长春城市轨道交通环线一期工程己通过了中国国际工程咨询公司的项目评估,预计年内可以动工,明年底开始试运营。这种新型轨道交通既可“上天”,也能“入地”,一般由地下、地面和高架三部分组成。 规划中的长春城市轨道交通共包括“三 The first phase of the urban rail transit loop in Changchun has passed the project evaluation of China International Engineering Consulting Corporation and is expected to commence construction during the year and begin trial operation by the end of next year. This new type of rail transit can be “heaven”, but also “into the ground”, usually from the ground, ground and elevated three parts. The planned Changchun urban rail transit includes a total of "three