编辑同志:有关原子吸收法及其他分析方法的文献资料中,经常用灵敏度、检出限和测定下限来描述或鉴别分析方法和分析仪器的特征及优劣。然而,对于这些概念的定义和应用,人们认识的并不完全一致,或者缺乏明确的界限,以致容易混淆。统一这些概念的定义、术语、符号及单位,虽然是中国化学会或分析化学年会 Editor comrades: Atomic absorption and other analytical methods of literature, often with sensitivity, limit of detection and determination of lower limit to describe or identify the characteristics and advantages and disadvantages of analytical methods and analytical instruments. However, the definition and application of these concepts are not entirely consistent with one’s understanding or lack of clear boundaries that make them easily confused. The definitions, terms, symbols and units of the unification of these concepts are the annual meeting of the Chinese Chemical Society or the Annual Meeting of Analytical Chemistry