| porosity |
The presence of pores in a cast structure. The only gas which dissolves to any extent in aluminium is hydrogen. When molten aluminium is solidified the level of hydrogen that can remain in solution is reduced, so porosity may result.
출처: www.metallurgaluminium.com/glossarymain.html
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| porosity |
The open spaces or voids that occur between mineral grains or in fractures of bedrock.
출처: www.ene.gov.on.ca/envision/water/groundwater/gloss...
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| porosity |
The porosity of a soil is the percentage of the soil volume not occupied by soil solids.
출처: www.biosolids.state.va.us/research.htm
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| porosity |
a ratio between the volume of the pore space in reservoir rock and the total bulk volume of the rock. The pore space determines the amount of space available for storage of fluids.
출처: www.spe.org/spe/jsp/basic/0,,1104_1710,00.html
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| porosity |
the fraction of open spaces in the snow fence, where 0% is a solid fence and increasing values indicate lower density. This does not include the bottom gap.
출처: climate.umn.edu/snow_fence/Components/glossary.htm
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