The appraisal of brand extension has been carried through by the way of qualitative analysis before, which makes it difficult to eliminate the influence of contrived factors.
以往对品牌延伸效果的评价大多采用定性分析，主观性强，难以消除人为因素的影响。
Secondly, it analyses FDI technology spillovers of electronic information industry by the way of Qualitative Analysis, from the effects of technology advancement and industrial structure.
接着从电子信息产业的角度来对FDI在华的技术溢出进行定性分析，主要是从FDI对技术进步的影响和对产业结构的影响这两方面展开的；
A new way to study investigation is to make qualitative and quantitative analysis, study and evaluation to the investigation efficiency from the Angle of economic cost.
从经济成本角度定性和定量分析、研究和评价侦查效益，是侦查学研究的新方法之一。
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