一、国外邮政通信网的发展及其结构1.邮政通信网发展的历史背景邮政通信网是完成邮政通信任务的物质基础。随着经济、科学技术和文化的发展,世界各国的邮政业务量都毫无例外地表现出持续增长的趋势。为了适应日益增长的邮政业务量,发达国家乃至发展中国家都在致力于邮政通信网的建设和改造。此外,各国邮政部门除了经办传统的信函、包裹等业务外,还根据社会发展的新需求,创办了多种新型业务,大大扩展了邮政服务领域。邮政内部处理作业正在逐步改变传统的手工操作方法,把先进的科学技术引进邮政领域。从50年代开始,一些先进 I. Development and Structure of Foreign Postal Communication Networks 1. Historical Background of the Development of Postal Communication Networks The postal communication network is the material basis for accomplishing the task of postal communications. With the development of economy, science and technology and culture, the postal service volume of all countries in the world shows a continuous trend of growth without exception. In order to meet the growing postal service volume, developed countries and even developing countries are committed to the construction and transformation of the postal communications network. In addition, in addition to handling traditional mail, parcels and other business operations, postal service offices in various countries also started a variety of new businesses in line with the new needs of social development, greatly expanding the postal service area. Postal internal processing operations are gradually changing the traditional manual methods of operation, the introduction of advanced science and technology postal areas. Since the 1950s, some advanced