求翻译：由图可知，除了最短的1 mm长的Fe合金微丝外，其它长度的合金微丝的磁导率实部和虚部都有明显的共振频率，磁导率实部和虚部都随着合金微丝长度的增加而降低，两个共振频率都是随着微丝长度增加而升高，且共振峰的半高宽度增加。这是由于长度增大时，合金内芯轴向磁化区域在整个微丝的合金芯中所占的体积比例增大，轴向退磁因子减小，因此使磁各向异性增大，导致共振频率升高且磁导率降低。1 mm长的合金微丝，由于其内芯区域非常小，两端杂乱磁畴分布区所占的体积比很大，其自然共振频率较低，在所测试的区域显示出很低的磁导率和共振峰值。是什么意思？

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The figure can be seen, except in the most short 1mm long Fe alloy micro-population, other length of alloy micro-filament of permeability real and imaginary part are all there is a clear resonance frequency, permeability real and imaginary part are all alloy with micro-filament length increases, the

By figure known, apart from shortest of 1 mm long of Fe alloy micro-silk outside, other length of alloy micro-silk of permeability real Department and virtual Department are has clear of resonance frequency, permeability real Department and virtual Department are as alloy micro-silk length of increa