
电与磁互相垂直对立统一,产生的波垂直于电磁面 正交概念,维度概念,自由度概念,能量向个自由度分配概念 ascending triangle, breakout

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电场、磁场只有当垂直时,改变量才是最大, 产生能量才是最大
-marketreflections-
♂
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10/20/2009 postreply
11:31:20
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电场的旋度(而不是电场)才是正比于该点磁场的变化率
-marketreflections-
♂
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10/20/2009 postreply
11:34:52
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