采用基于多态模型的数据组织策略，建立了制造模型数据管理的节点数据对象模型；
With data organization strategy based on multi-state model, node data model of manufacturing model data management is proposed.
采用基于多态模型的数据组织策略，建立了制造模型数据管理的节点数据对象模型；
With data organization strategy based on multi-state model, node data model of manufacturing model data management is proposed.
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