| 单词 | initial aiming point | 
| 释义 | initial aiming point [i`nish·ǝl `ām·iŋ ´pȯint]  ORDNANCE Point on which a gun is sighted to establish a reference line from which direction angles for targets are measured; from this reference line, other aiming points that give the direction of the targets are measured off.  | 
	
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