group coded recording

several distinct but related encoding methods for magnetic media

en-US/ˈɡɹup ˈkoʊdɪd ɹɪˈkɔɹdɪŋ/
en-GB/ˈɡɹuːp ˈkəʊdɪd ɹɪˈkɔːdɪŋ/

分类：

encoding