The relationships between dynamic contact force and indentation are derived in the case of longitudinal wave propagation.
在仅考虑纵波传播的情况下，寻出了撞击力-压入位移关系。
Solid Youngs modulus is determined by measuring the propagation speed of longitudinal wave induced by ultrasonic wave in solid media.
通过测量超声波在固体介质中传播的纵波传播速度，进一步测量该固体的杨氏模量，得到了测量固体杨氏模量的一种新方法。
Solid Young's modulus is determined by measuring the propagation speed of longitudinal wave induced by ultrasonic wave in solid media.
通过测量超声波在固体介质中传播的纵波传播速度，进一步测量该固体的杨氏模量，得到了测量固体杨氏模量的一种新方法。
The results show that the average velocity of the shock wave attenuation in magnesium alloy is in good agreement with the propagation velocity of stress longitudinal wave;
研究结果表明：冲击波在镁合金中的平均传播速度与应力波中纵波的传播速度基本一致；
The results show that the average velocity of the shock wave attenuation in magnesium alloy is in good agreement with the propagation velocity of stress longitudinal wave;
研究结果表明：冲击波在镁合金中的平均传播速度与应力波中纵波的传播速度基本一致；
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