Finally, how the symbol library is applied is Electronic Chart Displaying and Information System (ECDIS) is introduced and the application results are evaluated in details.
最后，介绍了如何将新的点状符号库应用于现有电子海图系统中，并对应用的效果作了详细的评估。
The paper describes symbolic structure of word of program language with regular grammar and regular expression, constructs converted-state chart to identify word symbol.
用正规文法和正规表达式描述了程序语言的单词符号的结构，用状态转换图构造了识别单词符号。
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