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北京地铁一线由苹果园至西单全长18.5公里,环线全长23.1公里,总长为41.6公里。运营30年来,其运量增长了60多倍,在全市公共交通总运量中所占比重已由当初8‰增长到15％。北京地铁创造了两个世界第一。满载率世界第一;单车年平均承运量160万人次,是国外地铁车辆的1～2倍,居世界第一。北京地铁的运行在减轻地面交通运输压力方面。为首都立下了汗马功劳。如今北京地铁已在超负荷运转,它在呼唤地铁新线路的早日建成。
Beijing subway line from apple orchard to Xidan total length of 18.5 kilometers, the total length of 23.1 km loop, a total length of 41.6 kilometers. Over 30 years of operation, its traffic volume has increased by more than 60 times, increasing its share of the total public traffic volume in the city from 8 ‰ to 15%. Beijing Subway has created two world firsts. The world’s first full load rate; annual average annual capacity of 1.6 million passengers, is 1 to 2 times the foreign subway vehicles, ranking first in the world. Beijing subway operation to reduce the pressure on the ground transportation. For the capital made a contribution. Now that the Beijing subway is overloaded, it is calling for an early completion of the new subway line.