| sand |
a loose granular material that results from the disintegration of rocks, consists of particles smaller than gravel but coarser than silt
출처: www.augercastpile.com/Terminology.htm
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| sand |
Loose, gritty grains of disintegrated rock, as on beaches, in deserts, etc.
출처: www.martinmarietta.com/Education/glossary.asp
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| sand |
Soil that is dominated by mineral particles between .05 and 2 mm in diameter.
출처: cgsc.biology.yale.edu/soildef.html
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| sand |
Soil particles ranging from 3/1000 inch to 1/5 inch in diameter; 3/1000 inch is the normal lower limit at which the unaided human eye can distinguish an individual particle. 2
출처: www.sukut.com/help/definitions.php
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| sand |
Granular material resulting from abrasion and natural disintegration of rock that almost entirely passes the #4 (4.76 mm) sieve.
출처: www.constructionwork.com/resources_details_1391agg...
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