SPECTROGRAPH

Before
1: S
mass, sound
2: SU
grating, object
2: US
object
3: SUU
imaging
3: USU
emission
4: UUSU
resolution
After
1: S
slit
Surrounder Phrases
echelle gratingmagnetic field, imagingentrance slitray emission, imaging, optical, incidence, magneticinfrared emission, imaging, optical, rayquartz prismoptical imaging, emission, grating, resolution, dispersion, field, ray, soundgrating soundultraviolet emission, ray, imagingresolution imaging, infrared, optical, magnetic, massfield emission, imaging, optical, magneticimaging infrared, magnetic, resolution, opticalemission imagingmass resolution, emission, dispersionsound emission, field