Using common plane wave expansion method, Has been successful debugging. M contains files can be directly run, Pisarenko harmonic decomposition algorithm.
采用的是通用的平面波展开法，已经调试成功。内含m文件，可直接运行，Pisarenko谐波分解算法。
PAN L J, ZHANG B M, DAI F H. Loss factor of viscoelastic damping composite material under harmonic excitation [J]. Journal of Vibration and Shock, 2008, 27(2): 57-60.
[16]潘利剑，张博明，戴福洪。 简谐激励下共固化复合材料黏弹阻尼结构的损耗因子研究[J]。振动与冲击，2008，27（2）： 57-60。
Harmonic content of the input currents depends on the rectifier voltage gain m defined as ratio of the output voltage and the input line voltage as well as the employed control.
输入电流的谐波量有赖于整流器的电压获取值m，即输出电压和输入电压的比值，也有赖于操作人员的控制。
When a harmonic wave propagates in one-dimensional unsteady flow, the wave amplitude at any x-position will be related with Mach number M and (?)
分析表明，当由简谐声源所发射的声波在一维非稳定流中传播时，对于某一确定位置，其声压幅度除随时间周期变化外，还受到M和（?）
When a harmonic wave propagates in one-dimensional unsteady flow, the wave amplitude at any x-position will be related with Mach number M and (?)
分析表明，当由简谐声源所发射的声波在一维非稳定流中传播时，对于某一确定位置，其声压幅度除随时间周期变化外，还受到M和（?）
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