soil air permeability

常见例句

Such air entrapment has significant influences on the soil-water characteristics and the permeability of the porous media.
這種殘畱的氣躰會對土水特征關系和流躰的滲透系數産生重要影響。
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In soil saturated water, water reduces the permeability of air, and soil blocks the ion exchange of X70 steel, which result in a low corrosion rate.
在含水飽和土壤中，水分降低了土壤透氣性，土壤阻礙了離子交換，腐蝕速率大大降低；
By using this model the soil-water characteristics and permeability coefficient of unsaturated soil are deduced and expressed in fractal dimension and air-entry value.
本文建立了土躰孔隙分佈的分形模型，導出用分維和進氣值表示的水分特征曲線和滲透系數的理論表達式。