The results indicate that the mistake choice of material, unreasonable quench temperature and too small region of MF quenching are the cause of transmission shaft fracture.
2
为改善直升机传动轴的动力学特性，研究了非惯性系下复合材料传动轴的弯曲振动问题。
To improve the dynamic characteristics of a helicopter transmission shaft, bending vibration of a composite transmission shaft was investigated under a non-inertial system.
3
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。
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.
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