an eye for an eye and a tooth for a tooth
eye relief (=eye-point distance)
eye relief，eye distance
“three-transformation” synthetic method
2D synthetic aperture microwave radiometer
2D synthetic aperture radiometer
3-Dimension Synthetic Inquiry System
a priori synthetic judgment
a synthetic multi-subject study
Acrylic Synthetic Fiber
acrylic synthetic thickener
acrylonitrile synthetic fiber
adjacent synthetic jets
advanced synthetic aperture radar
advanced synthetic aperture radar ASAR