The second part mainly focuses on the analysis of China Unicom's short message service.
第二部分为中国联通的短信业务运营分析。
参考来源 - 中国联通短信业务发展研究 （研究生论文）
统一通讯系统
统一通讯
统一通讯法
环球整合通讯系统
·2,447,543篇论文数据，部分数据来源于NoteExpress
UNICOM
abstract:A UNICOM (Universal Communications) station is an air-ground communication facility operated by a non-air traffic control private agency to provide advisory service at uncontrolled aerodromes and airports and to provide various non-flight services, such as requesting a taxi, even at towered airports. It is also known as an Aeronautical Advisory Station.