We can define the relation of meanings and especially the truth of logic-mathematic statements by just examining the kinds and sequences of symbols ( i.e. syntactic rules ) . This is the criteria of validity which analytical definition develops .

我们仅通过考察符号的类别和顺序（ 句法规则）就可以确定意义关系问题，尤其是能够确定逻辑-数学语句的真值，这就是分析性 定义所确立的有效性标准。

In the author 's point of view Subject of Chinese is a syntactic definition a part of syntactic structure .

本文系统考察了主语和话题的定义，认为汉语的主语是一个 语 法学 的 概念，是句子的语法结构成分；

It is necessary for explaining the concept of programming to design a small and suitable model programming language family with a clear syntactic and semantic definition .

设计具有清晰 语法 定义、简单合适的程序设计语言模型，对于解释程序设计语言是非常必要的。

The main contents of this paper are : semantic and syntactic extention of Prolog augmentation and modification of WARREN abstract machine important components and running procedure of the compiler and seven definition rules for syntactic structure coding .

本文主要介绍：PROLOG语言的语义、 语法扩充，主要是函数 定义、函数调用和表达式计算；对WARREN抽象机数据结构、指令的增加和修改；