其次对信息系统分析与设计方法进行了研究。
Secondly, the methods of information system analysis and design are researched.
概括了信息系统的分析和设计方法。
The methods of analysis and design for information system were summarized.
研究了轨道状态分析信息系统的设计与实现方法。
The design and realization of analytical information system for railway track state is studied.
研究了轨道状态分析信息系统的设计与实现方法。
The design and realization of analytical information system for railway track state is studied.
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