“economical haul distance”的概念、定义、翻译、参考文献-科学参考

单词	economical haul distance
释义	economical haul distance Encyclopedia 经济学经济运距释 economical haul distance经济运距某种运输方式运送旅客货物所能产生最佳经济效益的范围。是在各种运输方式之间比较而测算出来的具有一定变化范围和幅度的数值，即在不同的交通运输网布局、客货源状况、运输装备技术经济特性等运输条件下，各种运输方式的经济运距将产生一定的变化。
随便看	history of pipeline transport development history of Pitcairn Islands history of Pneumatophorus japonicua fishing in China history of police technology history of pomiculture history of population thought History of Porcelain history of Porphyra haitanensis cultivation in China history of potato cultivation history of poultry raising in ancient China History of Pre-Qin Music history of printing technology history of proso millet cultivation history of public relations history of Qatar History of Qidan Kingdom History of Qing Ci-Poetry history of railway development history of railway transport development history of rape cultivation history of religions history of research airplane history of rice cultivation history of rice cultivation in China History of Riddle

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