poriferous

The surface of the residue grain showed poriferous and lax structure .

大部分颗粒表面呈多孔、疏松结构。

Poriferous surface of roasted minerals was also one reason of the improving of treatment capacity for it .

焙烧矿样表层具有疏松多孔的特性，也是其处理能力显著提高的原因之一。

Light weight aggregate concrete ( LWAC ) is composed of light weight poriferous aggregate and cement paste .

轻集料混凝土（LWAC）由轻质多孔集料和水泥石胶结而成。

Uneven zinc film will affect conductivity of magnesium alloys in process of electroplating nickel and make the coating coarse and poriferous .

浸锌不均匀影响镁合金表面导电性能，使电镀镍层均镀能力和覆盖度下降。

SEM analysis show that morphology of the residue was mostly anomalistic vitreous body that the surface was coarse , poriferous and of lax structure , and therefore it was different from fly ash .

SEM分析表明，提铝残渣颗粒形貌完全不同于粉煤灰原灰形貌，且多为不规则玻璃体颗粒，表面粗糙不平、并呈多孔、疏松结构。