14-4 运 输 线 路 长 度 LENGTH OF TRANSPORTATION ROUTES (年底数) 单位:万公里 (year-end) (10 000 km) -------------------------------------------------------------------------------------------------------------- | 铁路营业 -------------| 公 路 | 内 河 | 民 航 --------------| 管 道 年 份 | 里 程 |# 电气化里程| | | |# 国际航线 | | Total | Electrified| Highways | Navigable | Total Civil |International| Petroleum Year | Railways in | Railways | | Inland | Aviation | Routes | and Gas | Operation | | | Waterways | Routes | | Pipelines ------------+--------------+------------+-------------+-------------+-------------+-------------+------------- 1952 | 2.29 12.67 9.50 1.31 0.51 1957 | 2.67 25.46 14.41 2.64 0.43 ... 1962 | 3.46 0.01 46.35 16.19 3.53 0.44 0.02 1965 | 3.64 0.01 51.45 15.77 3.94 0.45 0.04 1970 | 4.10 0.03 63.67 14.84 4.06 0.44 0.12 1975 | 4.60 0.07 78.36 13.56 8.42 3.71 0.53 1978 | 4.86 0.10 89.02 13.60 14.89 5.53 0.83 1980 | 4.99 0.17 88.33 10.85 19.53 8.12 0.87 1985 | 5.21 0.42 94.24 10.91 27.72 10.60 1.17 | 1986 | 5.25 0.44 96.28 10.94 32.43 10.76 1.30 1987 | 5.26 0.46 98.22 10.98 38.91 14.89 1.38 1988 | 5.28 0.57 99.96 10.94 37.38 12.83 1.43 1989 | 5.32 0.64 101.43 10.90 47.19 16.64 1.51 1990 | 5.34 0.69 102.83 10.92 50.68 16.64 1.59 | 1991 | 5.34 0.78 104.11 10.97 55.91 17.74 1.62 1992 | 5.36 0.84 105.67 10.97 83.66 30.30 1.59 1993 | 5.38 0.89 108.35 11.02 96.08 27.87 1.64 1994 | 5.40 0.90 111.78 10.27 104.56 35.19 1.68 1995 | 5.46 0.97 115.70 11.06 112.90 34.82 1.72 --------------------------------------------------------------------------------------------------------------