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soil layer improvement 添加释义

网络释义

  土层改良

土层改良

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双语例句

  • At the initial stages of restoration, improvement on the soil biological properties by lichen and moss were represented mainly on surface layer soil.

    恢复初期地衣苔藓土壤生物学性质改善主要体现土壤表层

    dict.cnki.net

  • There are some main influence factors, which are the manners of improvement of foundation, soil layer structure, soft soil depth and embankment height.

    影响软土路基侧向变形主要因素地基处理型式、土层结构厚度路堤高度

    dict.cnki.net

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