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 文档编号:DZXX313 文档字数:13225,页数:39 摘要 ABSTRACT  In shis thesis,the main function is that: test 26 road signal of channel of broadcasting station,among these signal of channel,find out whether the frequency is between 20hz and 20khz, if not, then should alarm. 目录 摘要 I 
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| Tags:数字式 滤波器 设计 | 2011-04-10 09:34:46【返回顶部】 | 




