单词	Bessel function of the third kind
释义	Bessel function of the third kind 第三类贝塞尔函数（又称“汉克尔函数”)
随便看	spherical harmonic differential equation spherical harmonic function spherical harmonics spherical harmonic tensor spherical helix spherical homology class spherical hypersurface spherical image spherical image map spherical indicatrix spherical indicatrix of binormal spherical indicatrix of tangents spherical inversion spherical isosceles triangle spherical layer spherical lemniscate spherical linear element spherical lune spherically continuous function spherically symmetric distribution spherical mapping spherical matrix distribution spherical mean spherical means formula spherical measure

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