椭圆型非欧几何学

equal-angle transversal elliptic cylindrical projection【测】

elliptic function filter

elliptic Riemann surface【数】;elliptic type of Riemann surface【数】

annular vault【建】;elliptic vault【建】

elliptic cylinder coordinates【数】;elliptic cylindrical coordinates【数】

elliptic inverse【数】

complementary complete elliptic integrals【数】

elliptic variational inequation【数】