大有作为的电话线王令朝随着半导体、电子和通信技术的迅猛发展，电话线作为电话通信传输载体的单一功能的格局已被打破，越来越多的电子装置和通信设备借助于电话线进行诸如数据、文字、图像等信息的传递和交换。综合世界各国的情况，电话线有以下新功能：１．传真功能用... With the rapid development of semiconductor, electronic and communication technology, the pattern of the single function of the telephone line as the transmission carrier of the telephone communication has been broken. More and more electronic devices and communication devices are making use of the telephone line to carry out data such as data , Text, images and other information transmission and exchange. Comprehensive situation in all countries in the world, the telephone line has the following new features: 1. Fax function with ...