The key to get this goal is to build a virtual product model for life cycle (VPMFLC).
建立面向全生命周期虚拟产品模型是实现此目标的关键。
参考来源 - 面向全生命周期虚拟产品模型的研究与应用This paper intruduce the concept and meaning of VPD (Virtual Product Development). It’s architecture and key technologies are also discussed.
本文讨论虚拟产品开发的概念和意义，虚拟产品开发的体系结构以及关键技术，包括过程建模、产品数据模型、多种协同机制、各种支持系统、全生命周期的产品仿真和开发全过程的活动仿真。
参考来源 - 虚拟产品开发技术研究According to the given principles, we translate the E-R chart of dummy product into relation data model, and set up the top design of database which is independent on the database software.
将船舶总装虚拟产品数据库的E-R图按照特定的原则,转化为关系数据模型,建立起独立于数据库软件的的数据库顶层设计。
参考来源 - 船舶虚拟总装中虚拟产品编码体系及其数据库架构·2,447,543篇论文数据，部分数据来源于NoteExpress
据她估计，虚拟产品市场现在价值大约30亿。
She estimates that the virtual-goods market is worth about $3 billion today.
去年全球虚拟产品交易的收益是100亿美元。
Global revenue from all virtual-goods transactions last year was estimated at $10 billion.
最后结合实例构建一个完整的虚拟产品模型系统。
At last the whole virtual production model system is formed with an example.
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