- basic statistics
- elementary statistics
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基本统计的英文
例句与用法
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- Article 10 statistical investigation shall be conducted to collect and sort out basic statistical data mainly through regular sampling surveys on the basis of cyclic general surveys and supplemented by statistical reports , major surveys and comprehensive analysis
第十条统计调查应当以周期性普查为基础，以经常性抽样调查为主体，以必要的统计报表、重点调查、综合分析等为补充，搜集、整理基本统计资料。 - This essay applies all kinds of ways to analyses the characters of the price performance , especially by the econometrics models . altogether , there are six chapters . chapter one is a brief introduction of our stock market , including its characters and some problems , aid gives some statistics data about our stock market
论文首先介绍中国股票市场的发展状况，分析了市场中存在的问题，并对中国股市价格行为的基本统计特征进行了计算和统计，为后面几章的分析奠定基础。 - This paper researches the basic statistical rule of oil - gas dynamic system from the systematic theory , combining with the common characteristic and structure characteristic of oil - gas dynamic system , taking the design requirement of oil field development programming into consideration , by using of functional simulation principle ( including nn method , differential simulation method ) and historical data of oil field , establishes the in - out conjunctional relationship of dynamic index of oil field development , and researches the two level index prediction of development dynamic with both oil field and oil production plant on the basis of the in - out conjunctional relationship . furthermore , this paper analyzes the " decision - making variable " , " object " and " restriction terms " by the optimization theory and set up several optimal models which compose the oil field development programming , it is following : optimization model of the production composing ( solving the optimal composing of each subentry production and cor responding cost , workload , including the onshore thin oil production , the heavy oil thermal process production , tertiary oil recovery production , and the offshore production ) ; optimization model of measure production structure ( determining the optimal composing of each measure production and measure workload , which is composed of fracture , acidulation , capital repair and so on ) ; optimization model of the production distraction ( optimal distribution of the whole oil field production to each oil production plant ) and the integrated development programming model of oil field
本文从系统理论出发研究油气动态系统基本统计规律，结合油气动态系统的一般特点，结构特点，兼顾油田开发规划设计的要求，利用功能模拟原理(含神经网络方法、微分模拟方法) ，依据油田历史数据，建立了油田开发动态指标间的输入输出关联关系，并在此输入输出关联关系的基础上研究了油田及采油厂两级的开发动态指标预测，同时利用最优化原理，在分析“决策变量” 、 “目标”及“约束条件”的基础上建立了多个构成油田开发规划的“优化模型” ，这些优化模型包括：产量构成优化模型(解决陆上稀油产量、稠油热采产量、三次采油产量、海上产量及对应的成本、工作量的最优构成问题) ；措施产量结构优化模型(解决压裂、酸化、大修等各项措施产量及措施工作量的最优构成问题) ；产量分配优化模型(将油田的产量最优地分配到各采油厂)以及油田综合开发规划模型。 - With the end in mind of helping employers improve performance . therefore , this article analyses the current situation of the performance management home and abroad by means of a questionaire investigation , business talk and working diary . in this article , i ’ ve collected a great deal of data abort the df corporation structure , its human resource management and performance management , based on the diagram analysis , the basic statistical tool like excel as well as the comparison of the new characteristic of this field home and abroad
在分析国内外绩效管理理论发展现状的基础上,文中通过问卷调查、业务访谈及工作日志等手段,收集了df公司的企业结构、人力资源管理和绩效管理等方面的信息和数据,并大量运用图表分析法、 excel等基本统计工具进行分析处理,比照国内外绩效管理发展的新特点,全面剖析了df公司近年来的绩效管理状况。 - Seventeen important morphological characters were analysed to identify and evaluate genetic diversity of morphology of the lespedeza populations . fourteen vital morphological characters were studied using basic statistics , correlation analysis , factor analysis and cluster analysis . zymograms were analysed using eighteen alleles of seven allozymes
对14个关健形态学性状指标的平均值、方差、标准差、变异系数等基本统计分析表明，胡枝子属植物不同种间以及种内居群间在这14个重要形态学性状上的遗传差异较大，变异系数达28 . 89 122 . 36 (全生育天数除外，变异系数为4 . 72 ) 。