无线数据通信系统殷敏邵勇兴编者按：随着通信事业的迅速发展，新技术、新业务日新月异，新的通信术语不断出现在报刊之中。许多读者来信来电希望介绍通信新业务，以便熟悉通信、使用通信；简明扼要介绍通信术语，以便学习通信、了解通信。为此，从今年第１期起，我们推出... Wireless Data Communication System Yin Min Shao Yongxing Editor’s Note: With the rapid development of communications, the new technologies and new services are changing with each passing day. New communications terms continue to appear in newspapers and periodicals. Many readers call to wish to introduce new business communications, in order to be familiar with the communication, the use of communication; concise brief communication terminology in order to learn communications, understand communications. To this end, starting from the first of this year, we launched ...