| 单词 | electronic azimuth marker | 
| 释义 | electronic azimuth marker [i´lek`trän·ik `az·ǝ·mǝth ´märk·ǝr]  ELECTRONICS On an airborne radar plan position indicator (PPI) a bright rotatable radial line used for bearing determination. Also known as azimuth marker.  | 
	
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