与海绵一样有弹性、吸收性、多孔性的。
Spongy Resembling a sponge in elasticity, absorbency, or porousness.
以硅树脂和硅凝胶为原料，制备出一种多孔性的、一体化硅基复合膜。
A porous, integral silicon-based composite membrane was developed, with silicon gel and silicon resin as raw materials.
除了负的热膨胀效应，研究人员也发现了温度改变引起的材料多孔性的明显改变，因而这种多孔性就变得高度可控。
Besides negative thermal expansion, the researchers also found that changes in temperature lead to a significant variation in the porosity of the material, which is therefore highly controllable.
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