arithmetic mean

英 [ˌærɪθmetɪk ˈmiːn]

美 [ˌærɪθmetɪk ˈmiːn]

算术平均数；算术（等差）中项；均数

计算机化学

英英释义

noun

• the sum of the values of a random variable divided by the number of values
  Synonym:first momentexpectationexpected value

双语例句

• Evaluation and Analysis to the Representativeness of Arithmetic Mean Quota
  算术平均指标代表性的评价分析
• Standard deviation of weighted arithmetic mean
  加权算术平均值的标准（偏）差
• The way incomes are distributed means most live below the arithmetic mean – and further below in countries, such as the Brics, where inequality is greater.
  收入的分配方式决定了大部分人的收入低于算术平均值，而在收入分配更加不公的国家，比如金砖四国，普通人的收入与平均值的差距更大。
• Application of Information Entropy Principle to Uncertainty Calculation of the Arithmetic Mean Deviation of Surface Roughness
  信息熵原理在表面粗糙度Ra不确定度计算中的应用
• The computation of grid centroid uses weighted mean instead of arithmetic mean. Consequently, the position of grid centroid can represent the space distribution of data points indirectly. Moreover, the incremental updating of the centroid saves a lot of time and space.
  网格质心的计算采用加权平均值而非算术平均值，因此质心的位置能够间接反应网格中数据点的分布情况，质心的增量式更新为算法节约了大量的时间和空间。
• This system can automatically calculate and display as well as print the arithmetic mean deviation of test-pieces measured.
  本系统可自动计算、显示并打印被测试件的平均算术偏差Ra数值。
• In this paper the application conditions of elliptical-marker strain analysis techniques ( R_f/ Φ) de-straining method, algebraic method proposed by Shimamoto et al., harmonic mean method, and arithmetic mean method) are thoroughly discussed by computer model method.
  本文采用计算机数学模拟的方法更深入地探讨了椭圆形标志物应变分析技术（Rf/Φ去应变法、Shimamoto等提出的代数法、调和平均值法和算术平均值法）的适用条件。
• Returns the harmonic mean of a data set of positive numbers: the reciprocal of the arithmetic mean of reciprocals In principle, weights should be 1/ ( s. e.) 2.
  返回一组正数的调和平均数：所有参数倒数均值的倒数原则上，权应该是标准误差平方的倒数。
• Combined with streaming media network platform of practical application, a detailed design based on the arithmetic mean of data quality analysis algorithm formula and process. 3.
  结合流媒体网络平台的实际应用，详细设计出基于算术平均值的数据质量分析算法公式和流程。
• Consequently, it introduces the method of evaluating the representativeness of arithmetic mean by arithmetic mean quota with analysis made on the application scope of the judging axiom.
  进而分析了通过平均指标衡量算术平均数代表性的方法，并就判别定理适用范围进行了分析。