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那個(gè),,今天開(kāi)挖大坑,,寫(xiě)點(diǎn)電子電力電路的事情 |
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點(diǎn)評(píng)
脈沖信號(hào)明白吧,每個(gè)周期開(kāi)通的時(shí)間與整個(gè)周期的時(shí)長(zhǎng)的比值,,就叫占空比
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