Since the 1990’, accompanied with the fast technology development of computer and Contemporary Integrated Manufacturing System, virtual prototypes have been playing an important role in the process of product design and manufacture, instead of the physical mock-ups.
进入90年代后，随着计算机技术和现代集成制造系统技术的迅猛发展，虚拟样机更逐渐取代了传统的物理样机，在产品设计和制造过程中显示出越来越强大的作用。
参考来源 - 虚拟样机技术的研究和实现·2,447,543篇论文数据，部分数据来源于NoteExpress
An example might include cheaply creating rich models of new products in a virtual world without going to the expense of manufacturing prototypes.
在虚拟世界中低成本创建新产品的多个模型，而不用投入资金制造原型，这就是这方面的一个例子。
Toyota may also further reduce the use of virtual, computerized engineering and use more vehicle prototypes.
丰田还可能会进一步减少虚拟、计算机辅助工程设计的使用，更多地使用样车。
Compared with physical prototypes, the virtual prototype is also of lower cost and can be expanded more easily.
相对于实物样机，虚拟原型也具有低成本和易扩展的特点。
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