indirect laying
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indirect laying
[‚in·də′rekt ′lā·iŋ] (ordnance)
Aiming a gun either by sighting at a fixed object called the aiming point instead of at the target or by using a means of pointing other than a sight, such as a gun director, when the target cannot be seen from the gun position.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.