Engineers are developing more efficient methods to mass produce non-uniform porous materials and solid foams that can be tailored to specific structural applications.
工程师们正在研发更多高效的方法，批量生产非均匀性多孔材料和固体泡沫，以适应具体的结构应用。
2
A mathematic model based on heat and mass transfer in porous media was established for the simulation of paper drying in dryer section of paper machine.
根据多孔介质干燥过程中的传热传质理论，结合纸机工作特点，建立了纸页的干燥过程物理模型和数学模型。
3
Porous solid mass is an important material base in the formation of debris flow.