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橢圓規Ellipsograph of Parallelogram

Author:宋政蒲
Topic:Constructions, Ellipse, Parallelogram

現實工程上仍不易做到的橢圓畫法

New Resources

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  • 判斷球體
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  • 兩位數除以一位數(二)

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Discover Topics

  • Exponent
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