This matrix is symmetric and banded, the band being equal to four.

这个矩阵是对称的且是带状的，带宽等于四。

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Four main factors were obtained from the factor load matrix.

由化学成分的因子载荷矩阵得到四个主因子。

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Four main factors were obtained from the factor load matrix.

由化学成分的因子载荷矩阵得到四个主因子。

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