| NAC | N-acetylcysteine; National Asthma Center; National Audiovisual Center; Noise Advisory Council |
|---|---|
| NC | nasal cannula; nasal clearance; neck complaint; neonatal cholestasis; neural crest; neurologic check... |
| NDT | neurodevelopmental treatment; noise detection threshold; nondestructive test, nondestructive testing... |
| NF | nafcillin; National Formulary; nephritic factor; neurofibromatosis; neurofilament; neutral fraction;... |
| NI | neuraminidase inhibition; neurological improvement; neutralization index; no information; noise inde... |
| noise |
An unwanted portion of a signal such as hiss, hum, whine, static, or buzzing.
출처: www.hometheatermag.com/glossary/
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|---|---|
| noise |
Any unwanted sound.
출처: www.fhwa.dot.gov/environment/noise/measure/chap2.h...
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| noise |
Extraneous signals detected by a sonar that affect the system's efficiency to display, and the operator's efficiency to interpret, the signals of interest. Noise can originate from many different sources both internal and external to the sonar system. (See Interference).
출처: www.instituteformarineacoustics.org/SonarPrimer/da...
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| noise |
Undesired sound.
출처: users.aol.com/inceusa/glossary.html
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| noise-induced hearing loss |
hearing loss that is caused either by a one-time or repeated exposure to very loud sound or sounds at various loudness levels over an extended period of time.
출처: www.musckids.com/health_library/ent/glossary.htm
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