社会主义的国民经挤是按照统一的国家计划发展的。在整个计划的各个阶段中,都应负有经济论据。道路事业也应服从于统一的计划,而道路设计尤其需要有经济论据。由于对道路经济问题缺乏深入的研究,常常会出现这样的情况:对国民经挤的发展没有事先予以应有的考虑,就修建了一些没有多大意义的道路,而更加重要的道路的修建却推迟了。由于没有道路网的布置及其他规划的初步资料,设计单位在进行个别勘测时,不得不花费很多时间和财力来拟定许多比较方案,因而增高了设计工作的费用。为了对道路和人工构造物的设计与计划作必要的论 Socialist national crowding has developed in accordance with a unified national plan. At all stages of the program, there should be economic arguments. Roadwork should also be subordinate to a unified plan, and road design in particular requires economic arguments. Due to the lack of in-depth study of the road economy, it is often the case that no meaningful consideration has been given to the development of the national economy and the construction of more important roads has been postponed It’s Owing to the lack of road network layout and preliminary information on other plans, the design institutes had to spend much time and money in drawing up a number of comparative plans when conducting individual surveys, thus increasing the design costs. To make the necessary arguments for the design and planning of roads and man-made structures