同时还表明，对地震记录求导以后，虽然对高频成分有所提升，但与此同时又压制了低频成分。
It is also shown that after the derivation of seismograms, high-frequency contents are ameliorated in some degree while low-frequency contents are damaged surely.
八芯的海洋之心高频更加顺滑细腻，低频质感更好，声场得到更大的提升，三频均衡。
Eight core oceans heart high-frequency smoother and exquisite, low-frequency texture better, acoustic field have the greater ascension, triple frequency equilibrium.
从提升格式的应用来说，数据的拟合曲线比数据的插值曲线更能代表数据包络线的低频成分。
From the view of application of Lifting Scheme, the fitting curve can contain more low frequency components of a specific data's contour than the interpolating curve.
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