软件工程--数据流图ppt ... 4. the description of process(处理描述) 5. the description of data source (源点及汇(终)点描述) Example :Back Passbook Format (存折格式) ...
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Local ontology is the ontology description of specific data source, is the basis of ontology mapping.
局部本体是对特定数据源的本体描述，是进行本体映射的基础。
With the features of platform independency, easy extendibility, good interactivity and data semantic description and transform ability, XML is fit for mutual medium of data source.
XML具有平台性无关、可扩展性和互操作性，具有数据语义描述和传送能力，是理想的数据源交互媒介。
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