emission spectral analysisemission spectroanalysisemission spectrochemical analysisemission spectrographic analysisemission spectrometric analysisemission spectrophic analysisemission spectrumemmission spectrometric analysis分析: analyse发射光谱分析仪: emission spectrometer; emission spectrometric analyzer激光-发射光谱分析: laser-emission analysis原子发射光谱分析: atomic emission spectral analysis发射光谱分析仪(真空型): emission spectrographic analyzer下载手机词典可随时随地查词查翻译