随着高速光传输技术和智能光网络技术的不断成熟，现代通信网正朝着高速化和宽带化的方向演变。

As high speed optical transmission technology and intelligent optical networking technology gradually become mature, modern communication network is developing toward high speed and broad bandwidth.

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最后，提出了基于频域分段窄带化的机械源分离整体解决方案。

Finally, a complete solution of separation of mechanical sources with narrowing-band in frequency domain is proposed.

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它依赖于分带化石的鉴别。

It depends on the identification of zone fossils.

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