ratio of water permeability

基本解釋

The result shows that water permeability and compressive strength of the pervious concrete are related with its porosity ratio.
試騐中採用單粒級和雙粒級卵石粗骨料，結果表明：透水混凝土的透水性和抗壓強度與混凝土的孔隙率有關；
This paper studied the effects of the filler-asphalt ratio and the gradation on mechanical properties and water permeability of OGFC.
試騐研究了粉膠比和集料級配對開級配瀝青混凝土（OGFC）力學性能和透水性的影響。
The effects of pore-throat ratio, coordination number and shape factor on relative permeability were investigated in a water-wet condition by means of microscopic si.
利用孔隙網絡模型研究水溼情況下孔喉比、配位數(shù)、形狀因子對相對滲透率的影響。