This paper discusses the general index of an analytical method and problems that we should pay attention to in evaluating.
讨论了评价一种分析方法的一般指标，以及在评价时应注意的问题。
Making use of evaluation index system of financing performance of listed companies, integrated evaluation on 18 listed petrochemical companies were made by using principal component analytical method.
利用上市公司财务绩效评价指标体系，应用主成分分析方法对18家石油化工类上市公司进行了综合评价。
Based on the diffraction imaging theory, we developed an analytical formula of Verling Glare Index of optical system by "balck spot" method.
根据光学衍射成像理论，建立了黑斑法测量光学系统杂光的杂光系数解析式。
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