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。

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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。

youdao