1·Secondly two layers are described in the thesis: the data link layer(DLL) and the fieldbus access sublayer(FAS).
分析了两个目标层：数据链路层和现场总线访问子层。
2·Mechanical sublayer technique has been adopted when material hardening rule is considered.
机械子层法用于材料的硬化规则。
3·In the Open Systems Interconnection (OSI) communication reference model, media access management is performed by the media access Control (MAC) sublayer of the Data-Link layer.
在开放系统互连(osi)参考模型的通信，媒体访问管理执行的媒体访问控制(mac)子层的链路层的。
4·On one or more AAL type 2 user information streams, the Segmentation and Reassembly Service Specific Convergence sublayer may be deployed.
在传送一个或多个AAL2用户信息流时，应用分组拆装业务特定汇聚子层。
5·Provision of the Internal Sublayer Service within the MAC Bridge.
在MAC网桥内的内部子层服务的规定。