利用飞机运输国际贸易货物,始于二十世纪初,限于当时的机型和地面设备以及国际贸易货物的内容和规模等原因,初期的空运货物主要只是一些军用品和部分邮件等,而且运量很小。一九二九年在荷兰海牙成立了国际航空协会,开始推动航空工业和航空货运的发展,特别是在第二次世界大战以后,随着科学技术水平的提高和国际贸易量的增长,利用航空运送进出口货物的需要愈益迫切,经营货运为主的航空公司遂应 Since the early twentieth century, the use of aircraft for the carriage of international trade goods has been limited to the type and equipment of the time and the content and scale of the goods traded internationally. The initial air cargo mainly consisted mainly of military items and some mail items, and the volume of traffic Very small. In 1929, the International Association of Air Transport was established in The Hague, the Netherlands, and began to promote the development of aviation industry and air cargo. Especially after World War II, with the improvement of science and technology and the increase of international trade, The demand for the import and export of goods has become increasingly urgent. Therefore, the airlines that mainly operate freight transport should do so