class mean是什么意思

网络释义

用法例句

Using the data of reactivity ratio to calculate variation of copolymer instantaneous composition,and figure average composition of copolymer.

并用测得的竞聚率数据,通过计算机程序计算了共聚物的瞬时组成、平均组成,在研究溶液和微乳液中共聚物的组成及序列分布的差异时,发现微乳液聚合得到的聚合物的平均组成更均一。

The average block therapy for the test group was 1.30 hot for the control group was 1.56.

实验组平均封药次数为1.30次，对照组平均封药次数为1.56次。

Intraesophageal pressure, es ophageal insufflation testing, esophageal BaM perspective and laryngofiberscopy were carried out, respectively. Results The mean pressure, 1cm bel ow the entranc e of esophagus in the two groups, was 5 mmHg.

结果食管入口下1cm处,测得两组平均压力均为5mmHg。

The internalmean diameter of small airways in the abnormal group was significantly smaller than that of the nor-mal group.

小气道功能异常组平均小气道内径小于正常组；

Returns the average of the values in a group. Null values are ignored.

返回一个组中值的平均值。忽略空值。

mean of valve loop curve

平均调节阀组合特性曲线

cumulative average gross fertility ratios by age groups

按年龄组统计的累积平均总生育率

The average life span for the nominee group was just over 76 years.

提名者小组的平均寿命略高于76岁。

There were no statistical significance( P >0.05) when comparing the pathological changes in patients with SND and AVB.Average histopathological contractility failure index(HCFI) was (2.2±1.2).

组织病理学衰竭指数平均值 (2 .2± 1.2 )。

The Improved Combination Evaluation Method of Weighted Average and its Application;

改进的加权平均组合评价法及其应用

Searching for a Method in Computing the Average in Class Interval Series;

对组距数列计算平均指标的方法探讨

An Empirical Study of Efficiency of Averages of Forecasting;

简单平均组合预测有效性的应用分析

The results reveal that the combined forecasting model is more effective.

结果表明，此组合预测平均误差和预测平方根误差均较小。

Returns the harmonic mean of a data set of positive numbers: the reciprocal of the arithmetic mean of reciprocals

返回一组正数的调和平均数：所有参数倒数均值的倒数

Average sample

平均选样，平均样品

take an average

平均起来算，算出平均数

CLA=Centre Line Average (Methd)

平均高度法，算术平均法

average orientation

平均取向度,平均定向度

weighted mean value

加权平均值，计数平均值