| 单词 | wiping head | 
| 释义 | > as lemmaswiping head   wiping head  n. a head (head n.1 16f(b)) for removing any recording from a magnetic tape or wire; an erase head. ΘΚΠ society > communication > record > recording or reproducing sound or visual material > sound recording and reproduction > sound recording or reproducing equipment > 			[noun]		 > equipment for removing recording wiping head1938 1938    Jrnl. Inst. Electr. Engineers 82 266/2  				The wiping head carries a direct current adequate to saturate the tape completely, so that it leaves the head fully magnetized. 1950    J. W. Godfrey  & S. W. Amos Sound Recording & Reprod. 		(1952)	 vi. 162  				When the Record button is depressed, current is fed to the wiping head. < as lemmas  | 
	
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