| flotation |
The soaking of an excavated matrix (usually dirt) in water to separate and recover small ecofacts and artifacts, such as pollen samples, that cannot be recovered through traditional sieving.
출처: www.archaeological.org/webinfo.php
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|---|---|
| flotation |
A method of obtaining seeds and other organic materials from soil by using liquids.
출처: www.smu.edu/anthro/collections/glossary2.html
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| flotation |
recovery of light artifacts or ecofacts using water. Flotation is especially important in the recovery of plant remains to separate seeds, husks, etc. from their surrounding deposit.
출처: darkwing.uoregon.edu/~mmoss/GLOSSARY.HTM
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| flotation |
A form of concentration of certain minerals from gangue based on their different surface reaction to chemical flocculants. A reagent (chemical flocculants) is used to adhere to the target mineral, which then rises to the top of the flotation cell with injected air, where it can be collected.
출처: www.nrcan.gc.ca/mms/scho-ecol/glos_e.htm
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| flotation |
Polystyrene, closed cell foam or air bags placed in a canoe or kayak to help keep the craft afloat in the event of a capsize.
출처: www.canoeingdownunder.com.au/glossary.htm
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