相关单词近义词 spectrograph 光谱摄制仪临近词Specht, spec, spectroscopically pure graphite, spectrographical identification, Specifies a solution to open., spectrazonal aerial photography, spectrographic control analysis, spectra of polyatomic molecules, speciation analysis of chromium, specified treatment combination, specular reflection coefficient, specular reflectance attachment 返回 spectrogram