在弹性波动力学特征如波形、振幅、频率及衰减等方面研究薄弱。
The knowledge about the elastic wave dynamic characteristics such as waveform, amplitude, frequency and attenuation (Qp, quality value) is very limited.
采用弹性体力学理论，对焊接熔池波动力学进行了探讨。
In this paper, the problem of welding pool dynamic vibration was investigated by elastic dynamic theory.
采用弹性体力学理论，对焊接熔池波动力学进行了探讨。
In this paper, the problem of welding pool dynamic vibration was investigated by elastic dynamic theory.
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