| 论平面简谐波波动媒质体元的振动本质 |
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| 引用本文： | 向群. 论平面简谐波波动媒质体元的振动本质[J]. 四川教育学院学报, 2012, 28(5): 121-124 |
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| 作者姓名： | 向群 |
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| 作者单位： | 浙江金华教育学院理工分院,浙江金华,321000 |
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| 摘 要： | 文章分别从动力学角度和运动学角度,通过分析平面简谐波波动过程中弹性媒质体元在受力、机械能以及振动特征物理量等三方面的特点,说明其振动本质不是简谐振动,而是受迫振动。
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| 关 键 词： | 简谐波 简谐振动 受迫振动 |
ON VIBRATION NATURE OF MEDIUM ELEMENT OF HARMONIC WAVE |
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| XIANG Qun. ON VIBRATION NATURE OF MEDIUM ELEMENT OF HARMONIC WAVE[J]. Journal of Sichuan College of Education, 2012, 28(5): 121-124 |
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| Authors: | XIANG Qun |
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| Affiliation: | XIANG Qun(Polytechnic Institute Branch,Jinhua College of Education,Jinhua Zhejiang 321000,China) |
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| Abstract: | An analysis is made on elastic medium element in the process of harmonic wave on three physical quantities such as force,mechanical energy and vibration characteristics from the perspective of dynamics and kinematics,indicating the nature of vibration is not a harmonic vibration,but a forced vibration. |
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| Keywords: | harmonic wave harmonic vibration forced vibration |
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