报文交换（Message Exchanging） 数据链路层（Data Link）：传输的数据以帧为单位，具有差错控制能力 逻辑链路控制子层(LLC) 介质访问控制子层(MAC) .
基于12个网页-相关网页
automatic message exchanging 自动报文交换
The platform also provides the functions of the common network service such as on-line message exchanging.
该平台还具备一般网络服务如在线交流等功能。
youdao
Using only a text message or an e-mail takes away the nuance that comes from seeing and hearing people, from exchanging points of view and working toward agreements.
FORBES: Young People, Stop Just Texting Me and Give Me a Call Once in a While PLZ! Part Deux
应用推荐
模块上移
模块下移
不移动