spectrograph

柯林斯词典

spectrograph /ˈspɛktrəʊˌɡrɑːf, -ˌɡræf/

• 1. N a spectroscope or spectrometer that produces a photographic record (spectrogram) of a spectrum 声谱仪; 产生摄制记载的分光镜或分光仪→see also sound spectrograph

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