Syntax layer parses the data received on the base layer into the SIP message object.

编码层负责把底层接收的数据解析成为SIP消息对象。

youdao

This system provides a support of presentation layer to the data file abstract syntax notation and the data grammatical conversion in order to achieve one's object of the sharing of data files.

该系统提供了表示层对数据文件抽象语法表示的支持及数据语法的转换，从而达到了数据文件共享的目的。

youdao

This system provides a support of presentation layer to the data file abstract syntax notation and the data grammatical conversion in order to achieve one's object of the sharing of data files.

该系统提供了表示层对数据文件抽象语法表示的支持及数据语法的转换，从而达到了数据文件共享的目的。

youdao