查询词典 statistical analysis

The multivariate statistical analysis revealed that thickness of mesophyll and total leaf were mainly affected by temperateness.

因此，岷江上游干旱河谷地区年降雨量、土壤含水量与温和度是影响四川黄栌叶片解剖结构的主要环境因子。

According to the theory of probability and theory of errors, an improved statistical analysis method based on the t-distribution, which can be used to calculate the radius of the Youden circle, is presented by the authors.

本文对流量标准装置比对试验中目前普遍使用的尤登分析法进行了详细的讨论，并在此基础上，根据概率论与误差理论，提出了一种基于t分布计算尤登圆半径的新方法。

Statistical analysis explores the effect factors of clothing pressure are the tight-fitting degree of clothing and the human posture under various motions.

因子分析揭示了人体胸部压力的主要影响因素是服装的贴体度和人体的运动姿态。

Firstly, according to the operating features of tie-line, the key decision factors deciding the operating mode of tie-line are extracted, a rule base of definition of tie-line operating modes is established and a discriminative model of tie-line operating modes is proposed; then during the design of the interface with data of EMS, the flow sheet for tie-line power flow monitoring is optimized; finally, an on-line monitoring system for tie-line power flow, which possesses the functions such as definition of tie-line operating mode rule base, transmission line operating mode monitoring and tie-line power flow monitoring, is developed, and the developed system can provide report forms of statistical analysis on transfinite record of tie-line power flow.

结合电网断面的运行特点提取了决定断面运行方式的关键因素，建立了断面运行方式定义规则库并提出了断面运行方式判别模型。在与EMS的数据接口设计中，对断面潮流监测流程进行了优化。在此基础上开发的电网断面潮流在线监测系统具有断面运行方式规则库定义、线路运行状态监测及断面潮流监测等功能，还可提供断面潮流超限记录的统计分析报表。

Then, on the basis of considerable amounts of numerical tests and statistical analysis for truncated generations, the distribution law is revealed with an example of float type genetic algorithms utilized frequently in engineering optimization.

然后，以工程优化中常用的浮点型遗传算法为例，通过大量的数值试验和统计分析揭示了遗传算法进化截止代数分布的规律。

Methods:Three-dimensional(3D) CT imaging reconstruction was performed in 200case of cervical spine without radicular symptom and injury.C_3-C_7 vertebral body horizontal diameter, sagittal diameter,high.vertebral gap.pedicle vertical diameter and horizontal diameter,coronary high,base long of vertebral uncus,space between vertebral uncus point.highness and width of intervertebral foramenand,transverse foramen,The CT data was transferred to a computer workstation,grouping with age and sex,statistical analysis.

材料与方法：选取200名不同年龄段无外伤、无神经症状和体征的受检者，进行多排螺旋CT薄层扫描，在计算机工作站上对获得图像进行多平面重建，获得相应截面图后，测量各相关指标，包括第3至第7颈椎(C_3-C_7)椎体横径、矢状径及高，椎体间隙，椎弓根的高与宽，冠状位钩突高度、钩突基底宽度、基底长、两侧钩突尖间距及基底长径角度，椎间孔高和宽，横突孔长和宽。按性别、年龄分组进行统计学分析。

According to the statistical analysis of a-term-experimental datum,graded teaching was more effective in improving students interest of learning English and their English performances on test than the traditional ungraded teaching mode.

根据对实验结果的统计分析得知，与传统的非分层教学模式相比，分层教学能更有效地提高学生的英语学习兴趣和英语考试成绩。

The statistical analysis was performed by means of the unpaired Student t test.

有眼干燥症状的围绝经女性的干眼确诊率高，但仍存在干眼诊断性试验假阳性。

Statistical analysis of floristic composition was made according to the record of 918 species of vascular plants.

在认定该局有918种维管植物的基础上，对其科、属、种的区系组成进行了统计和分析。

On the basis of implementing statistical analysis to the parameters data of each logging response feature,the paper determined the probability density function and subordinate functions and gave math model used for lithologic identification by vulcanite fuzzy probability.

在对各测井响应特征参数数据进行统计分析的基础上，确定了模糊概率的概率密度函数和隶属函数，并给出了用于火山岩模糊概率识别岩性的数学模型。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！