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[数]算术平均数
1、arithmetical───adj.算术的；算术上的
2、arithmetical operators───算术运算子，算术运算符
3、arithmetical error───计算错误
4、arithmetical ratio───算术比
5、arithmetical operations───[计]算术运算
6、arithmetical sum───算术和
7、arithmetical order───算术顺序
8、arithmetical signs───算术符号
9、arithmetical control───算术控制
1、The mathematical mean of the physical quantity has multiple expressions forms, including arithmetical mean and geometric mean, etc.───物理量的数学平均值有算术平均值和几何平均值等多种表达形式，这些数学平均值所表达的物理含义是不同的。
2、Ways to increase precision, such as arithmetical mean and implant control point, were studied and their principles and characters were analyzed and discussed.───研究了算术平均值法、加入控制点法等多种提高精度的方法，分析和讨论了其原理和特点。
3、arithmetical mean deviation of the roughness profile───粗糙度轮廓的算术平均偏差
4、Arithmetical mean deviation of the profile───轮廓算术平均偏差
5、Here the roughness will be described by the maximum height of the irregularities Rmax and the arithmetical mean value Ra.───这里的粗糙度将描述的最大高度不规则的拒绝和算术平均值拉。
6、Mean bore diameter: arithmetical mean of the largest and smallest single bore diameters in one plane.───平均内径：同一平面上最大和最小内径的算术平均值。
1、The traditional parameters of a piston pin surface include the arithmetical mean deviation of the profile ( R a ) and the mean spacing of the profile irregularities ( Sm ) etc.
2、Then an arithmetical mean, which came from the geometric mean of these three measures multiplying sub-band weighted coefficients, was used as final comprehensive assessment indicator.
3、The mathematical mean of the physical quantity has multiple expressions forms, including arithmetical mean and geometric mean, etc.