utilitytunnel相关论文
This paper mainly introduces the concept,domestic and foreign research situation of urban utility tunnel, and emphatical......
我国正在全面推动城市综合管廊建设,第二批综合管廊建设试点城市也已评审公布,中央政府及各地方省、市政府的有关综合管廊政策也陆续......