【摘要】 兰州是西北地区重要的交通枢纽。依据交通网络平衡分析原理 ,在分析和评价兰州交通运输网络现状的基础上 ,研究提出了建设兰州综合交通运输网络的对策 ,为兰州市综合交通规划提供了依据更多还原

【Abstract】 Lanzhou is a transportation hub of the northwest Chian .Based on the analysis and evaluation of present transportation network in Lanzhou,some stratagems are put forward to develop and set up a comprehensive network with the theory of transportation network equlibrium as our guide.更多还原