1)  porosity
多孔率
1.
Based on these laws,the properties of rnicroporous calcium silicate,such as porosity,capillary pres- sure and desorption isotherms,are gained by combining the theoretical analyses with some simple experi-ments.
根据电子扫描电镜的成象分析，获得了该种材料内部结构的固有规律，并在此基础上通过理论分析和一些简单的实验相结合的方法，得到了诸如微孔硅酸钙的多孔率、毛细压力和解吸等温线等物理量，为进一步深入研究微孔硅酸钙的干燥特性提供了依据。
2)  Porous
多孔
1.
Discuss of Warm Compaction for Manufacturing Porous Iron;
温压工艺制备多孔铁基金属的探讨
2.
Research on preparation and structure of porous B-doped polycrystalline diamond;
多孔含硼金刚石多晶体的制备与结构研究
3.
Synthesis of Antibacterial Ag-carrying SiO_2 Nano-porous Blocks with a Slow Release of Silverions;
缓释型载银抗菌SiO_2纳米多孔块材的合成
3)  multi-hole
多孔
1.
Discussion on the single-strand process of multi-hole PET interlaced set yarn;
多孔涤纶低弹网络丝单股生产工艺探讨
2.
One kind of multi-hole aluminum anodization films was prepared by two-step aluminum anodization in the solution of oxalic acid, and then stripped from the aluminum substrate by reverse-current stripping technique.
　采用二次铝阳极氧化法在草酸体系中制备多孔铝阳极氧化膜,用逆电剥离技术将氧化膜从铝基体上剥离。
4)  Ultra-high porous silicon
高多孔度多孔硅
5)  porous metal
多孔金属
1.
Electromagnetic wave absorption properties of aluminum foams-based porous metal composite;
泡沫铝基多孔金属复合材料吸波性能
2.
Preparation of Lotus-type Porous Metal with Metal-gas Eutectic Directional Solidification;
金属-气体共晶定向凝固制备藕状多孔金属的研究
3.
Structure design and material choice of porous metallic substrate supporter;
多孔金属基载体材料的选择与结构设计
6)  porous textiles
多孔织物
1.
A model of heat and moisture transfer in porous textiles with microencapsulated phase change materials;
附加相变微胶囊多孔织物热湿传递模型研究
参考词条
补充资料：布气临界开孔率
分子式：
CAS号：

性质：均匀分布流体的分布板的最小开孔率，也是区分高压降分布板和低压降分布板的标志。郭慕孙根据散式流态化的理论和高压降分布板的概念，导得分布板的临界开孔率式中，流量系数c=0.99[d0/t)-0.125；L为床高；g为重力加速度；u为表观线速；ρf为流体密度；△ρ为颗粒与流体的密度差；d0为分布板孔径；亡为分布板厚度，对于具有散式特征的某些细粒流化床；n=4.65；εmf=0.4。

说明：补充资料仅用于学习参考，请勿用于其它任何用途。