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衍射光栅 yǎnshè guāngshān
IT diffraction grating
tech. grating
衍射[绕射]光栅
telecom. diffraction grating
衍〔绕〕射光栅
earth.sc. diffraction grating
透明基片的衍射光栅 yǎnshè guāngshān
space transmission grating
衍射光栅
: 26 phrases in 7 subjects
Dermatology1
Electronics1
General1
Metallurgy6
Space4
Technology12
Telecommunications1