| PFD |
Personal Flotation Device. The term now used by the U.S. Coast Guard to designate life jackets. Do not use any PFD that is not approved by the U.S. Coast Guard for a person of your weight.
출처: www.paddling.net/guidelines/showArticle.html
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| Pfiesteria piscicida |
A microbe that has been linked to massive fish kills in Maryland, Delaware and North Carolina. Some scientists believe pfiesteria
출처: ilrdss.sws.uiuc.edu/glossary/glossary_allresults.a...
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| PFT |
An examination measuring an individual's lung capacity, speed of exhalation, and oxygenation after a period of exertion. This type of test in useful in the diagnosis of chronic obstructive pulmonary disease (COPD), occupational lung disease, emphysema, and asthma.
출처: www.mesothelioma-legal-resource.com/mesothelioma-m...
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| PFD |
PDF is official terminology for life jacket. When properly used, the PDF will support a person in the water. Available in several sizes and types.
출처: www.boatersdream.com/libarticles.cfm
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| PFD |
A waistcoat style jacket which is inserted with special closed cell foam to assist with buoyancy, and designed to help a swimmer stay afloat.
출처: www.canoeingdownunder.com.au/glossary.htm
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