National Bureau of Standards Neutral Buoyancy Simulator Navy Broadcasting Service Narrow Band Sockets National Biological Survey nijmegen breakage syndrome National Biological Service National Budget System Natural Black Slate New British Standard newborn bovine serum normal bowel sounds nucleotide binding site nystagmus blockage syndrome Narrow Band Socket Narrowband Socket Narrow-Band Sockets NarrowBand Sounder NarrowBand Superheterodyne NASA Budget System National Ballet School National Battlefield Site National Bibliographic Service National Blood Service National Board for Nursing, Midwifery… National Board of Survey National Building Specification National Bureau of Statistics N-bromosuccinimide neonatal Bartter syndrome
National Bureau of Standards
Neutral Buoyancy Simulator