采用个案研究法对信息系统安全需求进行分析。
Used the case methodology to carry on the analysis to the information system security requirements.
信息系统需求分析的关键问题是数据分析。
The data analysis is a key to the requirement analysis of information systems.
信息系统需求分析的关键问题是数据分析。
The data analysis is a key to the requirement analysis of information systems.
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