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词汇
harmonic
释义
harmonic
谐波
在通信系统中,由於传输线的非线性特性所产生的一种谐波。当把正弦激励信号加到输入端时,其输出就有谐波频率出现。
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carriage lock
carriage paid
carriage paid home
billfold
bill for collection
bill futures
billhead
billhook
billiard
billiardist
billiard room
billiards
billing
billingsgate
billion
billion
billionaire
Billion Group
billionth
bill of entry
bill of entry
bill of exchange
bill of exchange
bill (of exchange) in a set
bill of fare
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更新时间:2025/11/24 17:50:51