one sheet hyperboloid 单叶回转双曲面
one sheet hyperboloid revolution surface 单叶双曲回转面
hyperboloid of one sheet 单叶双曲面
This thesis has railed and proved the characteristics of locus mutual change about spherical surface and hyperboloid of the one sheet of revolution!
该文给出并证明球面与单叶旋转双曲面的轨迹互变特征。
The authors show that the hyperboloid of one sheet and the hyperbolic paraboloid are ruled surfaces.
单叶双曲面和双曲抛物面是直线曲面。
The authors show that the hyperboloid of one sheet and the hyperbolic paraboloid are ruled surfaces.
作者证实：单叶双曲面和双曲抛物面是直线曲面。
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