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电路中电阻如何放?下面哪一种最好? |
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基尔霍夫电路定律(Kirchhoff Circuit Laws):所有进入某节点的电流的总和等于所有离开这节点的电流的总和。不管是A或B圖,瞬間进入节点電流是不變的。
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点评
东洋书上说为什么要用A?
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If by life,you were deceived.
Don't be dismal ,don't be wild! In the day of grief,be mild! Merry days will come, believe. Hearts is living in tomorrow. Present is dejected here: In a moment, passed sorrow that which passes will be dear. |
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