...弹簧振子；动能；势能；机 械能守恒 中图分类号中图分类号：O 313.1 文献标识码公办学术期刊《物理通报》2015 年第 7 期发表了辽宁省凌文献标识码：A 公办学术[gap=11163]Key words：the physics contest；a spring oscillator；kinetic energy；potential energy；conservation of mechanical energy 作者简介作者简介： 师教民..
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In the third part, the concept of coupling element is derived from the vibration analysis of a four-degree spring-oscillator system, and a whole transfer matrix method is developed on the basis of it.
第三章从一个四自由度弹簧振子的振动分析问题提出耦合单元的概念，建立了多转子系统振动分析的整体传递矩阵法；
Using smooth guides, spring oscillator and high brightness LED, a simple method of demonstrating Lissajous figure is introduced.
介绍了利用光滑导轨、弹簧振子、高亮发光二极管演示李萨如图形的方法。
In order to obtain the potential sensitivity, a new method using the F-Pinterferometer to measure the displacement of the spring oscillator in the traditional gravimeter is proposed.
为了获得弹簧振子的潜在灵敏度，在此提出了利用F - P干涉仪测量传统重力仪中弹簧振子位移的新方法。
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