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我们知道,对于一个二维的矢量V,根据平行四边形法则,可以分解为如图所示的两个分量A^i和A_j。即: ![]() |
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我们知道,对于一个二维的矢量V,根据平行四边形法则,可以分解为如图所示的两个分量A^i和A_j。即: ![]() |
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