铁路旅客需求层次及服务质量张玲我国铁路旅客运输１９９３年与１９４９年相比，运量增长１０倍，旅客周转量增长２６．８倍，而客车数约增长７．３倍，旅客运输能力十分紧张，“购票难”、“乘车难”的现象持久不断，近年的超员运输约占总运量的１／１０，有的车次常年超... Railway passenger demand levels and service quality Zhang Ling China’s railway passenger transport in 1993 compared with 1949, traffic increased 10-fold, passenger turnover increased 26.8 times, while the number of passenger cars increased by about 7.3 times the passenger transport capacity is very Tensions, “Ticket Difficulties”, and “Difficulty in Carriage” persist. In recent years, overcrowding has accounted for about one tenth of the total volume, and some trips have been perennial in excess of ...