预读磁头 PRE
读磁头是由一个磁阻 magnetoresistive
读写磁头 read and write head ; [计] read-write head ; magnetic read write head ; read-record head
写后读磁头 read-after-write head
先写后读磁头 read after write head
读出磁头 playback head ; [计] magnetic playback head ; magnetic reading head
定期清洁读写磁头 CD-ROM
磁带读写用磁头 tape head
磁带读出头 [计] magnetic tape read head
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