定义语言就是定义它的抽象句法树，它的抽象文法。
You define a language by defining the structure of its abstract syntax tree, its abstract grammar.
提出了一种从宾州中文语料库中自动提取词汇化树邻接文法(LTAG)的算法。
An algorithm of the extracting Lexicalized Tree Adjoining Grammar (LTAG) from Penn Chinese corpus was presented.
本文描述的计算机选案子系统采用语义文法结构，中间语言采用语义依存树的形式。
The computer aided tax system described in this thesis is a semantic grammar system, with the semantic dependency tree as the intermediate language.
介绍了文法化简中消除无用符号和无用产生式的树型算法，并通过实例予以验证。
This paper introduces a new tree algorithm that is for deleting superfluous symbol and production in grammar, and gives a practical example to check the algorithm.
录入合法的LL(1)文法，将输出ll(1)预测分析表，并可以对输入的句子进行语法分析输出相应语法树。
Entry legitimate LL (1) grammar, the output LL (1) prediction analysis table, and can enter the grammar of the sentence carried out analysis of the output corresponding syntax tree.
如果一文法的句子存在两个语法树，那么该句子是二义性的。
A sentence of a grammar is ambiguous if there exists two syntax trees for it.
如果一文法的句子存在两个语法树，那么该句子是二义性的。
A sentence of a grammar is ambiguous if there exists two syntax trees for it.
应用推荐