分析结果表明，排土场土壤质地差、无任何结构、渗透性差、土壤坚实、有效水分及营养元素含量低。
The results show that the soil quality is poor, with low effective moisture and nutritional elements, without no structure.
这项工作必须要铺上几层土和沙子，然后用重机器打压，为铺石打下坚实的地基，使内院能够抗腐蚀。
The job entails bringing in layers of soil and sand, then compacting it with heavy machines. It creates a strong foundation for your pavers and makes the patio resistant to erosion.
这项工作必须要铺上几层土和沙子，然后用重机器打压，为铺石打下坚实的地基，使内院能够抗腐蚀。
The job entails bringing in layers of soil and sand, then compacting it with heavy machines. It creates a strong foundation for your pavers and makes the patio resistant to erosion.
应用推荐