var measurement meaning in English

无功功率测量, 乏测量

On the basis of the comparison and analysis of general var methods in the process of computing the var of shanghai composite index , this paper seeks to create a model of more accuracy and practical guidance to the var measurement of shanghai complex index
比较、分析目前常用的var计算方法计算上证综合指数的var的基础上，寻求建立使上证综合指数的var度量更加准确、更具有实践指导意义模型。