Effective compaction can improve the bearing capacity of the soil, improve not permeability.
有效的压实可以显著改善土壤的承载能力，提高不渗透性。
The centrifugal modeling tests were used to simulate increasing degree of compaction and improve soil by lime for coordinating deformation between new and old high-embankment widening.
利用离心模型试验手段，进行提高填料压实度和石灰改性措施下拼接路堤协调变形试验研究。
The results showed that the compaction treatment measure conducted could be efficient to improve the moisture of the surface layer soil and improve the quality of the coal rejects reclaimed farmland.
结果表明，通过压实层处理措施可有效改善表层土壤水分，提高矸石复垦耕地质量。
Also improve soil texture, prevent compaction and enhance the ability of preservation moisture and fertility.
长期使用可改善土壤结构，防止土壤板结，增强土壤保水、保肥、保温透气性。
Also improve soil texture, prevent compaction and enhance the ability of preservation moisture and fertility.
长期使用可改善土壤结构，防止土壤板结，增强土壤保水、保肥、保温透气性。
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