例文
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- The cone and the plane are all developable surfaces.
- Formally, in mathematics, a developable surface is a surface with zero Gaussian curvature.
- In particular, the twisted paper model is a developable surface, having zero Gaussian curvature.
- Developable surfaces have several practical applications.
- While the first step inevitably distorts some properties of the globe, the developable surface can then be unfolded without further distortion.