1) ratio of strength-to-porosity
强度与孔隙度比率
2) permeability-to-porosity ratio
渗透率-孔隙度比
3) porosity
[英][pɔ:'rɔsəti] [美][pɔ'rɑsətɪ]
孔隙率，孔隙度
4) amount of porosity
孔隙度;孔隙率
5) porosity ratio
孔隙度比值
1.
,dual lateral resistivity log,porosity ratio,porosity-water saturation cross plot,and the ratio of compressional wave velocity to shear wave velocity) and their suitability were proposed and discussed in this paper based on resistivity,neutron porosity,bulk density and MAC(Multipole Array Acoustic) logs.
根据电阻率、中子、密度、多极子阵列声波等测井曲线特征,探讨了双侧向电阻率分析、孔隙度比值、孔隙度-含水饱和度交会图、纵横波速度比值等多种气层识别方法,并针对不同识别方法分别研究了其适用性,由此对川东北地区碳酸盐岩地层不同孔隙结构的储层提出了相应的识别方法。
6) gradient porosity
梯度孔隙率
1.
Porous NiTi shape memory alloys with gradient porosity,large pore-size and satis- factory mechanical property were fabricated by using pore-forming agent combining with hot isostatic pressing(HIP)and conventional sintering process(CS).
利用低温分解型造孔剂与梯级热等静压烧结和常规烧结的匹配工艺成功制备出了梯度孔隙率与大孔隙尺寸多孔NiTi形状记忆合金。
补充资料：催化剂孔隙度(degree of catalyst pole)
分子式：
CAS号：
性质：又称催化剂孔隙度(degree of catalyst pole)。多孔性催化剂颗粒内微孔的总体积，单位是ml/g。其大小由催化剂制备条件决定。
CAS号：
性质：又称催化剂孔隙度(degree of catalyst pole)。多孔性催化剂颗粒内微孔的总体积，单位是ml/g。其大小由催化剂制备条件决定。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条