铁路建设前期的决策十分重要,为铁路基本建设程序的第一阶段。决策失误造成的问题有的在铁路建成后很难补救,而成为长期遗憾。作为决策依据的可行性研究,下列几个方面是论证中的重点。1 项目必要性 不但要从国家需要与可能着眼,而且要从综合运输和铁路网建设角度研究替代方案的可能,通过比选和论证得出项目是否应当修和修建时间的明确结论。 The decision-making in the early stage of railway construction is very important and is the first phase of the railway infrastructure construction. Some of the problems caused by policy mistakes are difficult to remedy after the completion of the railway and have become a long-term regret. As a feasibility study based on the decision-making, the following aspects are the key points in the argument. 1 The necessity of the project should not only focus on national needs and possibilities, but also examine the possibility of alternatives from the point of view of comprehensive transport and railway network construction. Through the selection and demonstration, we can draw a clear conclusion as to whether the project should be repaired or not.