本文从实验和理论方面对声柱谐振时的频率进行了研究，并对声柱谐振时的效率作了理论计算。
In this paper, the resonance frequency of the sound column is investigated both theoretically and experimentally, and the efficiency of the sound column at resonant frequency is also calculated.
四根琴弦的振动通过琴马传送到小提琴的面板，并在通过声柱传回声音回背板，声柱是音箱中一段嵌在面板和背板之间的圆木。
Vibrations from the four strings are transmitted via the bridge to the front of the violin, and on to the back via the sound-post, a length of round wood wedged between front and back inside the box.
那个光头男人匆匆离开，消失在东面的廊柱。 这时可以听到旁边一个小男孩的说话声，“妈妈，那个人掉下了什么东西。”
As the bald man hurried off, disappearing through the east portico, a little boy nearby could be heard saying, “Mommy, that man dropped something.”
采用声发射与声波对云南大姚铜矿盘区开采过程进行监测分析，用声彼仪对支撑顶板的点柱进行监测；
The panel mining process of Dayao Copper Mine, Yunnan was monitored and analysed with acoustic emission(AE)and acoustic wave (AW)methods.
采用声发射与声波对云南大姚铜矿盘区开采过程进行监测分析，用声彼仪对支撑顶板的点柱进行监测；
The panel mining process of Dayao Copper Mine, Yunnan was monitored and analysed with acoustic emission(AE)and acoustic wave (AW)methods.
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