To get an accurate sample of an event that takes, for example, 20 seconds, samples must be measured every 10 seconds according to the Nyquist theorem.
例如，根据奈奎斯原理，为了得到发生时间为20秒的事件的准确样本，那么必须每10秒进行一次抽样。
To get an accurate sample of an event that takes, for example, 20 seconds, samples must be measured every 10 seconds according to the Nyquist theorem.
例如，根据奈奎斯原理，为了得到发生时间为20秒的事件的准确样本，那么必须每10秒进行一次抽样。
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