Shuttle Equipment Record System 
surface-enhanced Raman spectroscopy 
Software Engineering Release System 
Surface-enhanced Raman scattering 
School Employees' Retirement System 
science and engineering research semes… 
Space Errectable Radiator System 
Spacecraft Emergency Response System 
safety evaluation report supplement 
Selective Equipment Removal System 
sensitizer enhancement ratios 
serum-sensitive 
SERVAL SLIDE FASTENER COMPANY 
Service and Executive Resources Staff 
Somatosensory evoked responses 
Special Education and Rehabilitation S… 
Special Emergency Radio Service 
spectroscopy 
STORM Education and Research System 
Support Equipment Requirements Sheet 
Surface Enhanced Raman Spectroscopy 
surface-enhanced Raman spectra 
Surface-Enhanced Raman Spectrometry 
System Element Reviews 
System Engineering Reports