喷洒在夏威夷许多高尔夫球场的肥料透过多孔隙的火山土进入海洋并最终成为珊瑚礁死亡的杀手。
Fertilizers that are sprayed upon the many golf courses of Hawaii pass through the porous volcanic soil into the ocean and are the ultimate culprit of the death of the coral reefs;
研究结果表明，通过采用塑性有效应力概念的方法提出的本构模型能用来描述饱和多孔白垩岩的孔隙力学特性。
It is shown that the proposed model is able to describe the poromechanical behaviour of saturated porous chalk by using the concept of effective stress.
采用冷冻干燥法可以制得下表面为致密结构，上表面为孔隙率较小的多孔结构，而内部是孔隙率较大的多孔结构的丝素膜。
A porous silk fibroin membrane could be prepared through freeze-drying process, with dense top surface, porous bottom surface in low porosity and porous inner portion in high porosity.
应用推荐