“porosity”的概念、定义、翻译、参考文献-科学参考

单词	porosity
释义	porosity [pǝ`räs·ǝd·ē] ^PHYSICS 1. Property of a solid which contains many minute channels or open spaces. 2. The fraction as a percent of the total volume occupied by these channels or spaces; for example, in petroleum engineering the ratio (expressed in percent) of the void space in a rock to the bulk volume of that rock.
随便看	northupite north-upward plan position indicator north-upward presentation northwester Norton's theorem Norway Current Norwegian Current nor'wester noscapine nose nosean nose cone nose fuse nose-heavy nose height nose leaf nose length noselite nose radius nose sill nose spray nosing nosocomial Nosodendridae nosology

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