Ptt 大爆卦 | 剩磁表磁 - 前往 https://www.coursehero.com/file/p3jfbra/%E5%A2%9E%E5%BC%B7-%E7%A3%81%E5%A0%B4%E5%9C%A8%E9%81%94%E5%88%B0%E9%A3%BD%E5%92%8C%E6%99%82-%E9%96%8B%E5%A7%8B%E6%B8%9B%E5%B0%91%E5%8B%B5%E7%A3%81%E9%9B%BB-%E6%B5%81%E7%A3%81%E5%8A%9B%E9%9A%A8%E4%B9%8B%E6%B8%9B%E5%BC%B1%E4%B8%8D%E9%81%8E%E6%B8%9B%E5%B9%85%E8%BC%83%E5%85%85%E7%A3%81-%E6%99%82%E7%9A%84%E7%82%BA%E4%BD%8E%E5%B0%B1%E6%98%AF%E5%8B%B5%E7%A3%81%E9%9B%BB%E6%B5%81%E6%B8%9B%E8%87%B3%E9%9B%B6%E9%90%B5%E8%8A%AF-%E4%BB%8D%E4%BF%9D%E7%95%99%E4%B8%80%E4%BA%9B%E7%A3%81%E5%8A%9B-%E9%80%99%E4%BA%9B%E7%A3%81%E5%8A%9B%E5%8F%AB%E5%81%9A%E5%89%A9-%E7%A3%81%E7%9B%B8%E5%B0%8D%E7%9A%84%E7%A3%81%E9%80%9A%E5%AF%86%E5%BA%A6%E5%8F%AB%E5%81%9A/

你即將離開本站

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增強磁場在達到飽和時開始減少勵磁電 - Course Hero

消除剩磁密度的磁場強度叫做矯頑力。反方向的勵磁電流繼續增加時，磁鐵再被充磁，惟鐵芯的磁極反轉。當反向的 ...

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