The architecture and principle of a video echo simulating system based on PCI buses and DSP (TMS320VC33) is introduced, advances a method of simulating video echo in dummy object condition.

文中介绍一种基于PCI总线和DSP (TMS320VC33)的视频回波模拟系统的组成结构和工作原理，提出一种在虚拟目标环境下视频回波模拟的方法。

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The DictionaryIO class has a single method, export , which expects a Dictionary object and USES it to output a dummy message.

dictionaryio类具有单个方法export，它接受一个Dictionary对象，并使用它来输出假消息。

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This class is just a dummy class I use to reinforce the point that RMock is necessary for mocking classes in which constructors receive object parameters.

此类只是我使用的一个虚构类，用于强化一个要点：要模拟构造函数接收对象参数的类，有必要使用RMock。

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