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一、世界铁路营业里程及建设动向目前,世界112个国家铁路的营业里程约为1.2×10~6km。苏联、中国每年新建铁路分别约为1000km、500km,其它国家除了一部分新干线铁路、工业铁路及大城市地下铁路外,均很少建设新线。另外,对于经济效果差的空闲铁路,随着汽车的普及,各国均予以废弃。世界铁路的轨距,以1435mm为多数,占61％,其次是苏联采用的1524mm轨距,为12％,第三位是日本采用的1067mm轨距,为
First, the world’s railway business mileage and construction trends At present, the world’s 112 national railways business mileage of about 1.2 × 10 ~ 6km. The new railways in the Soviet Union and China each year are about 1000km and 500km respectively. Other countries except for a part of the Shinkansen railway, the industrial railroad and the metro railway in the cities rarely construct new lines. In addition, for the idle railways with poor economic performance, all countries will be abandoned as their cars become more and more popular. The track gauge of the world railway, which is mostly 1435 mm, accounts for 61%, followed by the 1524 mm gauge used by the Soviet Union, at 12%. The third is the 1067 mm gauge used in Japan,