Successively used the data stream chart the system function structure drawing in the system analysis to analyze each kind of data which the BBS system needed.
在系统分析中先后用数据流程图、系统的功能结构图分析了BBS系统所需的各种数据。
Successively used the data stream chart the system function structure drawing in the system analysis to analyze each kind of data which the BBS system needed.
在系统分析中先后用数据流程图、系统的功能结构图分析了BBS系统所需的各种数据。
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