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用“megahertz ”造句大全，megahertz 造句

用“megahertz ”造句大全，megahertz 造句

2020-10-29
Onemegahertzisthesameasonethousandkilohertz.Thefrequencybandfrom6megahertz(MHz)to54megahertz(MHz),whichmaybeusedfortwo-waydatatransmission.Zapahydrogenatomanditwillresonateataparticularrate:1420megahe...