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进入21世纪,现代信息技术的日新月异正在使传统的电信市场发生翻天覆地的变化。80年代,最时髦的通信只不过是通过一根铜丝连接的电话而已,而在今天,电信可以指语音传输,或是电子邮件,可以指视频传送,或是数据传播,而传送上述内容的手段既可以通过光纤电话线,也可以通过电缆线,甚至由卫星直接传输到每个家庭。 今天,普通的电话用户必须在多得令人咋舌的服务项目中作出选择。一方面,激烈的竞争已使得个别项目的收费降低了,比如在一些发达国家长途电话的费用就几乎降到了零,但另一方面,许多人却发现,他们为电信服务支付的总费用却比以前增加了,原因就是我们使用的电信种类繁多,此外还有大量的额外收费项目。
In the 21st century, the rapid development of modern information technology is making a tremendous change in the traditional telecommunications market. In the 1980s, the most fashionable communication was simply a telephone connected by a copper wire. In today’s telecommunications, voice can refer to voice transmission or e-mail, which refers to video transmission or data transmission and transmits the above contents Means can be through fiber optic telephone lines, but also through the cable, or even directly transmitted by satellite to each family. Today, ordinary phone users have to make a choice among a staggering number of services. On the one hand, the fierce competition has reduced the fees for individual projects. For example, in some developed countries, the cost of long distance calls has almost dropped to zero. On the other hand, many people find that the total cost they pay for telecommunications services is lower than The reason for the increase is that we use a wide variety of telecommunications, in addition to a large number of additional charges.