如，在虚拟的空间中，学生们可以“解剖”人体，“参观”古战场，与莎士比亚“对话”等等。

For example, in a Virtual space, Students can "dissect" a human body, "visit" ancient battlefields, or "talk" with Shakespeare,...

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对虚拟战场环境中电磁信号的可视化技术进行了初步的研究，介绍了几种通信信号和干扰信号的时域和空间域的绘制方法。

The visual technology of electromagnetic signal in the virtual battlefield environment was investigated and several description methods of signal in the time-field and space-field were introduced.

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