贝尔科技飞速发展的今天,现代电话不仅普及到千家万户、各行各业,而且种类繁多、性能日益先进。自动电话、程控电话、移动电话、磁卡电话、IC卡电话机等,到处可见。人们随时随地都可以同远离的亲友、同事直接对话,好像近在咫尺.非常方便。可是人们最早使用的却是一种原始的电磁式电话机,它是123年前由一位名叫亚历山大·格雷厄姆·贝尔的美国人,历尽千辛万苦发明出来的。从电报刭电话 19世纪中叶,美国莫尔斯发明的 Today Bell’s rapid development of technology, modern telephone not only spread to millions of households, all walks of life, but also a wide range of increasingly advanced performance. Automatic telephone, program-controlled telephone, mobile phone, magnetic stripe telephone, IC card telephone, can see everywhere. Anytime, anywhere people can talk to their relatives, friends and colleagues far away, as if they were close at hand. However, the first people to use it were an original electromagnetic telephone, invented 123 years ago by an American named Alexander Graham Bell. From Telegraph 刭 phone mid-19th century, invented by the United States Morse