At the initial stages of restoration, improvement on the soil biological properties by lichen and moss were represented mainly on surface layer soil.
在恢复初期,地衣和苔藓对土壤生物学性质的改善主要体现在土壤表层。
The effect of autocorrelation spatial heterogeneity of soil physical properties in top layer was not significant.
表层土壤物理性质在空间自相关范围内变异函数相互影响较小。
The method comprises the flowing steps: arranging the isolation layer, laying the blind drains, constructing the water-collecting well, and improving physical and chemical soil properties.
所述方法包括设置隔离层,铺设盲沟,修筑集水 井,改善土壤理化性状。
The total and autocorrelation spatial heterogeneity of soil physical properties in top layer were greater than that in lower layer.
土壤物理性质总空间异质性程度和由空间自相关引起的异质性均为表层土壤高于下层。
By Jia Chili layer of soil in the broken (piece) stone content, which can effectively improve the bearing capacity, to improve the deformation properties of the foundation.
增加持力层土中的碎(块)石含量,可有效提高地基承载力、改善地基变形性质。
Numerical examples are given to illustrate the influence of saturation, soil properties, layer thickness, coefficient of viscoelasticity, and frequency on the motion amplification.
给出了数值算例并进一步研究了饱和度、粘弹性系数、土层厚度以及频率对放大系数的影响。
Numerical examples are given to illustrate the influence of saturation, soil properties, layer thickness, coefficient of viscoelasticity, and frequency on the motion amplification.
给出了数值算例并进一步研究了饱和度、粘弹性系数、土层厚度以及频率对放大系数的影响。
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