本文提出一种多点增量离子活度计算图,可用于阴离子和阳离子,单价离子和二价离子等不同类型选择性电极的分析测试,方法简易,适用范围广,且便于重复核对,克服了一般增量法和Gran作图法的某些不足,是现场和实验室取样分析的一个快速有效的方法。 This paper presents a multi-point incremental ion activity calculation diagram can be used for anion and cation, monovalent ions and divalent ions of different types of selective electrode analysis and testing, the method is simple, wide range of applications, and easy to duplicate check, to overcome Some of the deficiencies of the general incremental method and the Granogram method are a quick and effective method for on-site and laboratory sampling analysis.