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公路89.0万公里;内河航道13.6万公里;民用航空航线14.9万公里;管道运输0.8万公里;铁路5.2万公里;123.5万公里——这是1978年全国运输路线总里程的数据。那时公路中高级和次高级公路占的比重仅为14.7%,路面铺装率只有71.9%,绝大部分为砂石路面.等外公路占40%以上,当然更没有高速公路了:按行话来说,当时的汽车“缺重
890,000 kilometers of highways, 136,000 kilometers of inland waterways, 149,000 kilometers of civil aviation routes, 8,000 kilometers of pipelines, 52,000 kilometers of railways and 1,235,000 kilometers of railways. This is the total mileage of the national transport routes in 1978. At that time, the proportion of medium and high-class highways in the highway accounted for only 14.7%, and the pavement rate was only 71.9%, the vast majority being gravel roads.The outlying highway accounted for over 40%, of course, there was no expressway: For the time being the car ”lack of weight