At last, there are some testing results of the PC system.

最后，给出了系统的测试结果。

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The technology of USB is one new standard of industrial bus in PC system.

USB总线技术是PC体系中的一套全新的工业总线标准。

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The technology of USB is one new standard of industrial bus in PC system.

USB总线技术是PC体系中的一套全新的工业总线标准。

youdao