水泥发泡

地板内腔填充轻质填料，主要成分为水泥、发泡剂，其作用为：提高地板强度、刚性承载能力。

The floor cavity packing light quality padding , the principal constituent for the cement , the foaming agent , its function is : Enhances the floor intensity , rigid bearing capacity .

本文从阻抗匹配和能量守恒的角度讨论和分析了水泥基体中添加发泡聚苯乙烯（EPS）颗粒透波材料对材料吸波性能的影响。

In this paper , the absorbing property of cement based absorbing material packed with EPS ( Expanded polystyrene ) beads was researched by the theories of impedance match and energy conservation .

夹心板主要由钢丝及轻烧氧化镁、粉煤灰或者膨胀珍珠岩，再加水泥、粘结剂、发泡剂混合搅拌发泡成一整体。

The sandwich boards are mainly mixed , foamed , and integrated with steel wires , light burning magnesium oxide , fly ash or expanded pearlite , cement , adhesives , and foaming agents .