搜索 - 科创

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即正交信号。用通俗的话讲，就是对于一个信号，将其分为相位相差90度的两路。如果不比较其相位，两路信号是完全相同的，他们的唯一区别就是一个比另一个超前或滞后90度。

文件下载

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文件名称：{{ resource.defaultFile.name }}

下载次数：{{ resource.hits }}

上传用户：{{ uploader.username }}

所需积分：{{ costScores }}，{{ holdScores }}下载当前附件免费{{ description }}

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积分不足，去充值

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约找到 4 条结果，耗时 0.16 秒

当前账号的附件下载数量限制如下：