Product definition data, environment definition data and action regulation are building on a unified simulation model structure and can effectively support VPD.
将产品定义数据、环境定义数据及两者之间的作用规律建立在统一的仿真模型结构之上，能够有效地支持虚拟产品开发。
To reflect this reality, we use the following broadened definition: Data consist of facts, text, graphics, images, sound, and video segments that have meaning in the users' environment.
考虑到这种情况，我门使用含义更广泛的定义，数据由在用户环境中有意义的事实、文本、图形、图像、声音、视频片段等构成。
The product data integration mechanism based on distributed environment is introduced. Two important links - data definition and data extraction in data integration are analyzed.
介绍了分布式环境下产品数据的合成机制，分析了数据合成中的两个重点环节——数据定义和数据提取。
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