| 单词 | porosity |
| 释义 | porosity /paw ros"i tee, poh-, peuh-/, n. , pl. porosities for 2. 1. the state or quality of being porous. 2. Geol. , Engin. the ratio, expressed as a percentage, of the volume of the pores or interstices of a substance, as a rock or rock stratum, to the total volume of the mass. [1350-1400; ME porosytee < ML porositas. See POROUS, -ITY] |
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