... hyperboloid 双曲面 hyperboloid of revolution 回转双曲面 Hyperco 海波可(一种高导磁率高饱和磁密度的合金) ...
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... 旋转数 rotation number; 旋转双曲面 hyperboloid of revolution; 旋转伺服马达 rotary servomotor; ...
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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。
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