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emission spectrum
IT 发射光谱
met. 发射谱
oil 辐射谱
space 发射频谱
tech. 发射
emission spectra
avia. 发射
emission spectrum of a scintillator
nucl.phys. 发射光谱,
emission spectrum
: 29 phrases in 10 subjects
Aviation1
Construction1
Earth sciences3
Ecology1
Electronics2
Geophysics1
Metallurgy3
Oil / petroleum3
Space4
Technology10