Train-track-ground coupling numerical method for railway traffic induced ground vibration;

This paper firstly analyzes the features of the impact assessment on planning, then, the environmental problems in railway traffic planning were discussed in detail on the basis of regional traffic.

Environmental vibration induced by high-speed trains is a hot issue in the railway traffic engineering.

Application of digital elevation model to railway transportation;

By analyzing the characteristic of railway communication network,the logical construction can be obtained.

The paper introduces current situation and features of railway communication system power supply and advantages of the storage battery pile.

This article introduces the configuration of ADSL technology and analyzes the requirement in communication quality and channel of the railway communication by railway management information system.

The influence to the railway communications in China following China s entry into WTO is analyzed.

The paper discusses the modernization of railway information which is urgently demanded by railway reform and development, and the modernization of railway communications as its key point as well as describes the development situation and the tactical measures of railway communications.

The design solves the problem of special railway communication and blocking of long-interval signal in Xinyu Steel & Iron Company,providing a new technology method for the interval blocking of long transportation of railway and metallurgical system.