一种戏剧娱乐形式，在晚间进行，通常是一个历史性的戏剧，户外布置，使用录制的声、光以及其它与该地的历史有关的效果。
A theatrical entertainment presented at night in a historic, usually outdoor setting, using recorded sound, lighting, and other effects to relate the history of the place.
提出一种利用非标准的扬声器布置重发双通路立体声的方法。
This paper proposes a way to reproduce stereophonic sound by using nonstandard loudspeaker arrangements.
计算结果表明，面对面的周向布置声衰减效果最好。
It is shown by the numerical solutions that the face-to-face circumferential distribution has optimum sound attenuation.
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