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浓度指数；[统计]集中指数
1、concentration curl───[体]单臂哑铃弯举
2、concentration camps───n.集中营( concentration camp的名词复数 )
3、concentration formula───浓度公式
4、concentration ratio───集中度；浓度比率
5、concentration units───浓缩装置
6、concentration───n.浓度；集中；浓缩；专心；集合
7、impurity concentration───[电子]杂质浓度
8、index───vi.做索引；vt.指出；编入索引中；n.指标；指数；索引；指针
9、high concentration───高浓度，高强度
1、The population concentration index decreased 0. 01 from 1990 to 2005. Generally, the concentration abated in some degree.───人口集中指数在1990~2005年降低了0.01，整体上偏置状况有一定程度的缓和。
2、In Sanming and Ningde, the seasonal concentration index (R) was high est, and the lowest R appeared in Xiamen.───三明和宁德的R值（季节集中指数）最高，而厦门R值最低。
3、Spatial distribution of a daily precipitation concentration index in peninsular spain───在西班牙半岛每日降水集中指数的空间分布
4、attitudes towards inequality. The Gini coefficient and the related concentration index embody one particular set of value judgements.───基尼系数和相关的浓度指数体现一个特定的价值判断。
5、We used a concentration index (CI) to assess distribution of nine MCH indicator groups across the household wealth index.───我们使用了集中指数 (C I)来评估9个妇幼保健指标组在家庭财富指数中的分布。
6、Relationship between region concentration index and economic performance in Chinese feed industry: an empirical study───中国饲料加工业地区集中度与绩效的实证研究
7、The indexes of regional concentration index and contribution rate are put forward and the results show that the contribution rate is 28.───利用本文提出的地区集中指数和地区贡献率指标，估计中国地区差距对总体居民收入差距贡献为28。
8、analyzes the formation, the distribution, the intensity and scope of knowledge spillover in regional clusters with concentration index.───指标，对区域企业集群知识溢出的形成、集群分布及集群强弱和范围进行深入研究。
1、We used a concentration index (CI) to assess distribution of nine MCH indicator groups across the household wealth index.
2、Absolute and relative socioeconomic inequality in stunting was measured by means of the slope index and the concentration index of inequality, respectively.