Terms containing spherical diffraction

Subject	English	French
el.	diffraction over a smooth spherical Earth	diffraction sur une Terre sphérique régulière
el.	spherical diffraction	propagation par diffraction sphérique
el.	spherical diffraction	diffraction sphérique
el.	spherical diffraction propagation	diffraction sphérique
el.	spherical diffraction propagation	propagation par diffraction sphérique
commun.	spherical earth diffraction	diffraction terre sphérique