random sampling

Methods Use random sampling method . 50 cases in each group .

方法采用随机抽样法分成2组，每组50例。

Methods Making research on 1021 patients by random sampling .

方法采用随机抽样的方法调查1021例患者。

The concrete methods contain : 1 Random sampling investigation method .

具体方法主要包括：（1）采用随机抽样调查方法。

Methods Hospitals were selected and studied with random sampling method .

方法采用随机抽样方法对辖区内医疗机构进行流行病学调查。

Quality Assessment for Attribute Data in GIS Based on Simple Random Sampling

基于一般抽样原理的GIS属性数据质量评定方法

Random sampling method for fuzzy reliability analysis of machine parts based on experiential data

基于经验数据的机械零件模糊可靠性分析随机抽样法

Random sampling method was adopted in this experiment .

本分析采用随机取样法，对贵州威宁引入的新西兰考利代羊羊毛品质进行了全面测定。

To investigate farmers by spot observation and random sampling methods .

运用现场观察和随机抽样问卷调查的定量方法对农户进行调查。

DESIGN : Random sampling test was conducted to postmenopausal women .

设计：以绝经妇女为研究对象，随机抽样检测。

Method : Random sampling in late growing period .

方法：于生长后期定期随机采样调查。

Random Sampling Study on Bone Mineral Density of General Population in Part of China

中国四地区一般人群骨密度抽样研究

This article shows us the method of random sampling with varies tendency .

本文阐明了带有不同倾向性的随机抽样方法。

DESIGN : A simple random sampling survey .

设计：简单随机抽样调查。

Methods The mean administration days were studied by means of mechanical random sampling .

方法采用随机调查的方法开展医院平均住院日研究。

My Opinion about the Theory of Simple Random Sampling

单纯随机抽样理论之我见

Stratified random sampling technique Nanjing 450 college students were tested .

采用分层随机抽样的方法抽取450名南京在校大学生被试。

The paper discussed the problem and measures of statistics random sampling method to quality inspection .

阐述并提出了随机抽样方法在公路工程质量检查应用中存在的问题以及解决的办法。

According to the principle of random sampling , will be divided into two groups .

根据随机抽样原则，将其分为两组。

The Stratified Random Sampling Method and Small Sample Testing

分层随机抽样方法与小子样检验

A class of new mathematical experiments for random sampling are put forward in this paper .

本文设计了一组新颖的数学实验，为学生提供了一种直观地了解和认识统计抽样的数学规律的有效方法。

A new grid clustering method based on the random sampling is proposed in the dissertation .

提出一种新的基于随机抽样的网格聚类算法。

A Random Sampling Algorithm for Fundamental Matrix Robust Estimation

基本矩阵随机采样鲁棒估计

A mathematical probable model and random sampling method are illustrated , too .

具体说明方法的数学概率模型及随机抽样方法。

Methods three epidemiological random sampling survey data of tuberculosis were collected and analyzed .

方法收集并分析安徽省三次结核病流行病学随机抽样调查资料。

Principle and Method for Getting the Precise Values of Periodic Signal by Random Sampling

随机采样法求解周期信号精确值的原理和方法

Random sampling techniques of the normal distribution

正态分布的抽样方法

In the interview , the author adopts the way of random sampling .

访谈中被访学生采用随机抽样的方式。

Methods A random sampling inspection could be combined with special-purpose rectification .

方法突击抽样检查和专项整顿相结合，抽样比对。

The distribution of soil nitrogen in farmland was studied by the method of random sampling .

采用田间随机抽样法研究了麦田氮素的空间分布规律。

Determination of optimum plot size in the simple random sampling of insect population

昆虫种群简单随机抽样最适样方大小的确定