Application of shallow underground excavation method and shield driving method for urban subways

　　淺埋暗挖法和盾構(gòu)法在城市地鐵中的應(yīng)用

　　Yes, but there will be new subways soon and new bus systems.

　　B是啊，但是馬上就會建成新的地鐵和新的公共汽車體制。

　　Taking public transportation such as buses and subways and driving less

　　盡量多乘坐公交車和地鐵，少開車