Permanent echo
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An echo from an object whose position relative to the radar set is fixed.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
An echo from an object whose position relative to the radar set is fixed.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
International Association of Marine Aids to Navigation and Lighthouse Authorities - AISM
