求翻译：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1.2MPa，或天然地基基本承载力σ0不小于0.15MPa。否则应进行换填、改良或加固处理。是什么意思？

Bed thickness of the base within the natural foundation underlying the CPT penetration resistance than the Ps value is not less than 1.2MPa, or the natural foundation of basic bearing capacity σ0 not less than 0.15MPa. Otherwise should be carried out for filling, modified or reinforcement.

bedding thickness within the context of the natural foundations static touch-probe into the resistance than usual Ps MPa value, not less than 1.2 or natural foundation basic endurance MPa should be 0 not less than 0.15 . Otherwise, they should be conducted for reclamation, improvement or enhancement

In the foundation-bed first floor thickness scope the natural foundation static sounding is not smaller than compared to the penetration resistance Ps value 1.2MPa, or the natural foundation basic supporting capacity σ0 is not smaller than 0.15MPa.Otherwise should carry on trades fills in, the impro

Bottom thickness of subgrade bed within the natural foundation of static sounding than penetration resistance Ps value not less than 1.2MPa, or σ 0 basic natural subsoil bearing capacity of not less than 0.15MPa. Otherwise the replacement should be carried out, improving or strengthening.

Base bed ground floor thickness natural static cone penetration of foundation not smaller than 1.2MPa passing through enter resistance Ps value in scope, or the natural foundation basically bears the weight of strength σ 0 and not smaller than 0.15MPa. Otherwise should change and fill out, improve o