The installation of a high performance acoustic partition makes it very easy to switch the hall's layout, and it is possible to plunge the auditorium into total darkness if required.
高性能隔墙的安装使得大厅很容易切换布局，需要时可以将礼堂完全置于黑暗当中。
The influence of the DC bias on the propagation of acoustic waves in the switch part is investigated.
着重研究了声开关部分所外加的直流偏压对在该器件中传播的声波的影响。
The theoretical results show placing the acoustic-optic Q-switch crystal near the output mirror can improve the stability of pulse train.
计算表明：Q开关放置在输出镜一侧会使脉冲序列更加稳定。
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