Shanghai 4 the length of the field lines are more than 100km, is growing up line. According to the existing rail transit operations, so grew up the line, there are a lot of difficulties and contradictions are difficult to overcome in the operational organization.

Article 4 of the Shanghai Municipal domain online 100km in length, is more than line grew up. Based on the existing rail operations, so I grew up in the business, there is a large organization, the it is difficult to overcome difficulties and contradictions.

Shanghai's 4 city territory line length above 100km, is the coarsening line.According to had the orbital transportation operation situation, so grows up the line, exists in the operation organization very big difficult and contradictory overcomes with difficulty.

Shanghai, 4 City line lengths are more than 100km, is a long line. Based on rail transport operations, so long lines, exists on the operational organization is difficult to overcome great difficulties and contradictions.

article 4 of the Shanghai Municipal domain online 100km in length, is more than line grew up. Based on the existing rail operations, so I grew up in the business, there is a large organization, the it is difficult to overcome difficulties and contradictions. ;