| Pd |
The abbreviation for pupillary distance.
출처: www12.mawebcenters.com/coltslaboratories/gloss.ivn...
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| PDA |
Patent ductus arteriosis or the failure of a blood vessel called the ductus arteriosis to close after birth. This vessel, which is important in fetal life, normally closes shortly after birth.
출처: www.ucsfhealth.org/childrens/edu/icnGlossary.html
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| PDR |
a subgroup of photoreceptor dystrophies (not ARMD) in which lesions predominate in the center of the macula, resulting in mild visual disturbances in both eyes. PDR is characterized by autosomal dominant inheritance, electrophysiological changes, and a fair to good prognosis. For more information, read article "Pattern Dystrophies" in the MD Support Libary and see Eye Diseases and Conditions.
출처: www.mdsupport.org/glossary2.html
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| Pd |
means the determination of an ID on a unit process level with the additional qualification that difficult to measure components may be modeled.
출처: www.nrc.gov/reading-rm/doc-collections/cfr/part074...
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| PDA |
Is a Portable Digital Assistant. A PDA is smaller than a laptop and does not have a keyboard built in like a palmtop. PDAs are typically used for sending or receiving emails, taking notes or storing addresses. Many palm devices provide a cradle or infrared device to hotsync or beam information to a desktop system. Some models come equipped with cellular-links or satellite links.
출처: www.oasismanagement.com/frames/TECHNOLOGY/GLOSSARY...
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