| 单词 | bias telegraph distortion | 
| 释义 | bias telegraph distortion [`bī·ǝs `tel·ǝ´graf dis`tȯr·shǝn]  COMMUNICATIONS A distortion that causes telegraph mark-and-space pulses to be lengthened or shortened; often caused by changes in the amplitude of incoming pulses. Also known as bias distortion; spacing bias.  | 
	
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