求翻译：基床路堑基床表层土质不满足基床表层填料要求时，应采取换填处理或者土质改良等措施。基床底层厚度范围内天然地基的静力触探比贯入阻力Ps值不小于1.0MPa，或天然地基基本承载力σ0不小于0.12MPa。否则应进行加固处理。不易风化的硬质岩石基床，路基面设4％的人字排水坡，凹凸不平处以混凝土或级配砂砾石、级配碎石填平。是什么意思？

Bed base Bed base surface of the cutting bed surface soil does not meet the packing requirements of the base should be taken when handling or for fill soil improvement and other measures. Bed thickness of the base within the natural foundation underlying the CPT penetration resistance than the Ps va

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Cuts foundation-bed when the foundation-bed surface layer soil texture does not satisfy the foundation-bed surface layer padding request, should adopt trades fills in measures and so on processing or soil texture improvement.In the foundation-bed first floor thickness scope the natural foundation st

Cut surface layer in subgrade bed soil in subgrade bed surface layer in subgrade bed packing requirements is not met, replacement or soil improvement measures should be taken. Bottom thickness of subgrade bed within the natural foundation of static sounding than penetration resistance Ps value not l

When the bed cutting base bed top layer soil property of the base is unsatisfi