Assertion: parabolic antenna | /r/HasAspect | some of the highest gains
Facets:
Source sentences:
text: Parabolic antennas have some of the highest gains, meaning that they can produce the narrowest beamwidths, of any antenna type.
text: Parabolic antennas have some of the highest gains, that is, they can produce the narrowest beamwidths, of any antenna type.