on-line syntactic and semantic analysis

In the field of natural language processing, entity recognition is the key technique in many Chinese information Processing applications such as information extraction, syntactic analysis, machine translation, metadata annotate for Semantic Web and so on.

在自然语言处理领域，实体识别是信息提取、句法分析、机器翻译、面向SEMANTIC WEB的元数据标注等应用领域重要的基础性工具。

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Firstly researches and analyses the technology of the compiler, and designs the overall scheme of ECMA interpreter based on the way of interpreting once which puts morphological analysis, symbol table, syntactic analysis, semantic analysis and code together.

首先研究分析了编译器的技术，设计了ECMA解释器的总体方案，即采用语法驱动的一遍解释的方法把词法分析、符号表、语法分析、语义分析、代码生成组合在一起。

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