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注:按行业统计,至1998年底中国铁路营业里程为66 4285km（含合资铁路3 gi83km,地方铁路4 9267k ＊为1997年数据。1998年主要国家铁路网长度及密度@张文
Note: According to industry statistics, the operating mileage of China's railways by the end of 1998 was 66,425km (including 3 gi 83km of joint-stock railway and 49,267k * of local railways) for 1997. Length and density of major national railway networks in 1998 @ Zhang Wen