最終更新日：2024/07/30
The radius of curvature of a circle is equal to the reciprocal of its curvature.
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The radius of curvature of a circle is equal to the reciprocal of its curvature.
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The radius of curvature of a circle is equal to the reciprocal of its curvature.
The radius of curvature of a circle is equal to the reciprocal of its curvature.
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