Enlightenment of Yamanote Loop Line in Tokyo:an Important Role of Rail Loop Line in Metropolitan Transportation
介绍东京山手线的形成与强化过程，分析其作为环线走廊和枢纽系统的核心功能，以及对东京交通和城市空间时空形态的影响，并以北京为例探讨对中国城市铁路规划的启示。
The high efficiency of public transit system in Tokyo metropolitan area is closely related to rail network centering on Yamanote Loop Line.The authors introduced the process of the formation and intensification of the Yamanote Loop Line,analyzed its core function as the loop corridor and loop hub system,as well as its significant impact on the time-space form of Tokyo transportation and Urban Space.The main point of the paper is as follows:(1) rail network form,especially its hub system is important in improving the efficiency of Public transportation and transforming the time-space elements;(2) pointed out the contribution of rail loop line to the formation of effective macro-interface of urban hub system.(3)take Beijing as an example,we analyzed the revelation of Yamanote Loop Line corresponding to China’s cities and railway planning,and proposed that the interface effective of railway circle should be strengthened.