| gravel |
Rounded or semi-rounded particles of rock that will pass a 3 inch (75mm) and be retained on a No. 4 sieve. Gravel is one type of aggregate.
출처: www.uni-groupusa.org/glossary.htm
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|---|---|
| gravel |
rock measuring 0.5 to 2.5 inches in diameter with no more than three percent of the material passing a number 200 sieve screen (0.074 millimeter diameter openings).
출처: www.muni.org/onsite/glossary1.cfm
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| gravel |
A loose mixture of pebbles and rock fragments that are coarser than sand.
출처: www.martinmarietta.com/Education/glossary.asp
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| gravel |
Crushed rock material used in the construction of conventional septic system field lines or LPP lateral lines. The grade or size of gravel used depends on which type of system is installed.
출처: www.usinspect.com/septic/Septicterms.asp
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| gravel |
Soil particles ranging from 1/5 inch to 3 inches in diameter. 2
출처: www.sukut.com/help/definitions.php
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