先从分析一般数控代码格式入手，然后用扩展巴科斯范式表达从中提取的文法规则，使后续对译码模块的研究建立在编译原理的基础上。
It begins with analyzing common CNC code format and then expresses its grammar with EBNF, so continuous research of coding module is established on compiler principle.
先从分析一般数控代码格式入手，然后用扩展巴科斯范式表达从中提取的文法规则，使后续对译码模块的研究建立在编译原理的基础上。
It begins with analyzing common CNC code format and then expresses its grammar with EBNF, so continuous research of coding module is established on compiler principle.
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