高压透气度测试仪经检验合格产品，用于测量低透水性材料的孔隙度、透气度和气阻。
High Pressure Densometers are the accepted standard for measuring the porosity, air-permeability or air-resistance of materials having low permeability.
源距是中子测井仪器的主要参数，它在很大程度上决定测井仪的孔隙度精度、灵敏度、分辨率以及环境因素影响状况。
Source spacing is one of the key parameters of neutron logging tool, by which permeability precision, sensitivity, resolution of the logging tool are determined to a large extent.
采用扫描电镜、多孔介质孔隙分析仪揭示功能纸的表面形貌、孔径的大小以及吸附特征。
The surface morphology and the pore size were disclosed with SEM and Porous Medium surface Area Analyzer, thus discovering the adsorptive characteristics.
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