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Everything about wonderboom

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A easy modification of Snell’s building can quickly be used to trace The trail of a ray by means of a whole lens. In Figure 3B, the incident ray B 0′ with the picture in the axis. This contributes to the formation of an image of a sq. that's possibly https://pagingsystem53962.luwebs.com/30470998/everything-about-portable-speaker

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