guang pu xue yu guang pu fen xi=spectroscopy and spectral analysis光谱学: optical spectroscopy; spectr ...与: take part in; participate in光谱分析: spectrum analysis; spectral ...分析化学与应用光谱学: analytical chemistry and applied spectroscopy带光谱分析: band spectrum analysis下载手机词典可随时随地查词查翻译