UHMWPE/HDPE composite materials were experimented to determine the event amplitude content of AE signals under tensile loads.
测定了UHM-WPE/HDPE复合材料在拉伸载荷作用下的声发射（AE）振幅信号。
2
Conclusions of that the motion stability of a fiber composite drive shaft is better and the main resonance amplitude is smaller than that of a drive shaft of steel or aluminum are produced.
得到了复合材料传动轴比钢、铝合金传动轴运动稳定性好、主共振的振幅小等结论。
3
The rotation invariant amplitude phase composite circular harmonic filter (CHF) is proposed.