Pervious concrete has a good air and water permeability.
透水混凝土具有良好的透气性和透水性。
A mix proportion design method of pervious concrete is provided, of which total void ratio is the first design parameter and compressive strength is the second one.
根据透水混凝土的结构特征，对其配制参数和配合比计算方法进行了研究，提出了以总孔隙率为第一设计参数，抗压强度为第二参数的配合比设计方法。
Pervious cement pavement concrete is of good perviousness, it can release the problems of highway seeper and urban environment, so it is a sort of environmental protection concrete.
透水水泥路面混凝土具有良好的透水性，能够缓解公路积水和城市环境问题，是一种环保型的混凝土。
Lighting through the holes of pervious tough textured surfaces is like lighting a space of corroded rocks.
在如同腐蚀岩洞的空间中，透光岩壁的孔洞为空间提供照明。
For deep and pervious soil foundation under earth-rockfill dam, a concrete diaphragm wall must be provided to control seepage.
建造在透水的深覆盖层上的土石坝，坝基常设有混凝土防渗墙，如何正确地确定防渗墙的应力是坝工设计的难点。
Fascine dike is one of the methods for the control of collapsing pits along river bank, which is actually a pervious dike piled up by the fascine bundles.
沉梢坝是长江崩窝治理形式之一，它是由若干树枝梢体在崩窝口门叠加而成的透水坝，是在岸线崩塌形成崩窝以后采用的锁口促淤方法。
Fascine dike is one of the methods for the control of collapsing pits along river bank, which is actually a pervious dike piled up by the fascine bundles.
沉梢坝是长江崩窝治理形式之一，它是由若干树枝梢体在崩窝口门叠加而成的透水坝，是在岸线崩塌形成崩窝以后采用的锁口促淤方法。
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