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文章根据统计资料数据,分析了北京市公共交通运输的发展,提出地铁应在城市交通中发挥骨干作用,并对建好地铁、用好地铁提出了建议。
According to the statistical data, the article analyzes the development of public transportation in Beijing, puts forward that the subway should play a key role in the urban traffic, and put forward suggestions on how to build the subway and make the subway better.