atmospheric pressure chemical ionization mass spec
chemical vapor generation-atomic fluorescence spec
demonstration program of reliability SPEC
diesel engine oil spec sheet
generalized fractional lower-order covariance spec
High resolution-inductive coupled plasma mass spec
Inductively coupled plasma atomic emission spec tr
laser spec communicaion
portable energy dispersive X-ray fluorescence spec
redshifts of the peak value of the optical spec tral response
response spec trum characteristics
satellite borne Solar Backscatter Ultraviolet Spec