本文利用振动分析理论和数学物理方法对音频检测轴类零件的数学模型和振型曲线进行研究。
This paper studied mathematical mould and vibration curve, it used vibration analysis and mathematics and physical method, and used sonic testing of axles, too.
理论物理学家和数学家艾萨克·牛顿诞生于1642年。
Issac Newton, theoretical physicist and mathematician, was born in 1642.
理论物理学家和数学家伊萨克·牛顿诞生于1642年。
Isaac Newton, theoretical physicist and mathematician, was born in 1642.
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