The text introduces the design scheme and developing way of dual-channel virtual digital oscilloscope based on USB bus.

介绍了基于USB总线的双通道虚拟数字示波器的设计方案和开发方法。

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Virtual reality technology has been applied to the establishment of "Digital campus", which can provide a new approach for the planning and design of the campus.

虚拟现实技术是当今计算机科学的一个研究热点，将虚拟现实技术引入“数字校园”的研究中，为校园的规划和设计提供了一种全新的手段。

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The cooperative virtual assembly is a kind of pre assembly for product in digital mode by network, and a basis of agile design and manufacture.

协同虚拟装配是借助于网络对产品进行数字化预装配，它是敏捷化设计与制造的基础。

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