开放式系统互联 meaning in English
open systems interconnectionmodel
open systems interconnection（osi）model
Examples
- This paper includes : 1 ) analyze the commonly used protocols on isdn based on the opening system interconnect reference model , the network can be divided into 7 layers ; each layer has its special function
本文内容主要包括： ( 1 )对isdn上常用协议的分析根据开放式系统互联参考模型，可以将网络分成7层，每一层都有其特定的功能。