random sampling造句

• A random sample of hong kong residents aged 18 or above and with employment was obtained for the survey
  本调查采用随机抽样的方法，访问了500名18岁或以上人士。
• The study was based on a random sample of 38 chinese and korean businessmen in beijing
  研究范围包括他们的行为特征，在不同处境中的约定俗成及对谈判结果的个人满意程度。
• Line detection algorithm based on random sample theory make the plane measurement more precise and quicker
  基于随机采样理论的直线检测算法使得平面测量更为精确、快速。
• First of all , the paper illustrates kinds of dso , theory of random sample convert and the task " aim
  本文首先介绍了数字化示波器的分类，随机采样技术的基本原理及课题任务。
• Sample provinces , counties , townships and households within township were all selected through random sampling
  样本省、样本县、样本乡镇甚至样本农户的选择均采用随机抽样的方法。
• Methods : 2502 residents above 15 years old were selected and studied through random sampling methods in beijing
  方法：采用随机抽样方法对北京市人口15岁以上的2502人进行流行病学调查。
• Ub researchers conducted the study in a random sample of 1 , 555 white and african - american residents of western new york
  布法罗大学的研究人员随机抽取了1555名生活在纽约西部的白人和黑人，进行了研究。
• The thesis task is a part of the serial number project of 500mhz random sampling wideband digital storage oscillograph , 2002
  本课题是2002年的型号项目“ 500mhz随机取样宽带数字存储示波器”预研的一部分。
• Empirical likelihood method under stratified random sampling using auxiliary information and the information in the strata population size
  在分层抽样下有效利用辅助信息及含于层总体大小中的信息的经验似然方法
• The survey was completed on the basis of combining stratified sampling and random sampling , collecting 1005 valid samples in total
  调查在分层逐级抽样法与随机抽样法相结合的抽样基础完成，共收集有效样本1005个。
• Since we need to conduct random sampling , if there is more than one available , i would like to speak to the one who will have his her birthday next
  因为我地要随机抽样，如果多过一位，请你叫即将生日果位黎听电话。
• Menu to create processing , which allows you to choose the get random sample function to set a percentage of the data you want to analyze
  菜单创建processing ，它允许您选择get random sample功能设置您想分析的数据的百分比。
• The parameter uncertainties of environmental risk analysis of lpg leakage and explosion can be treated by random sampling guesswork method in this paper
  摘要采用随机抽样推测法处理lpg泄漏爆炸事故风险分析中参数不确定性问题。
• Random sampling is a common approach to this problem . however , random sampling is blind because it does not exploit any data characteristic
  目前普遍采用的样本选择方法是随机抽样,然而随机抽样方法没有利用数据的任何特点,比较盲目。
• Structural system reliability is dealt with by monte carlo integration using systematic descriptive sampling is applied instead of the random sampling in the monte carlo procedure
  在用蒙特卡罗法计算结构系统可靠性时，运用了系统描述性抽样法。
• 1809 people of rural and urban huizhou , whose ages were from 20 ~ 59 , were tested for 5 physique indexes with the method of random sampling
  摘要采取随机抽样法对年龄为20 ~ 59岁的惠州市城乡1809人进行了5项形态指标测试，提供了群众体质健康比较数据。
• In fact , it has long been known that exit polls , though they may claim to be based on random samples , suffer from biases in the way that they are conducted
  其实长期以来出口人数统计虽说是随机抽样，因为操作方法仍会产生偏误，这是众所周知的问题。
• The paper analyses the survey data about stratified random sample of 70 villages in shandong province by qualitatively and quantitatively
  摘要20世纪90年代以来，中国农业生产结构发生了巨大的变化，但人们对农户种植结构调整的主要影响因素有显著的不同看法。
• Methods : the hospitals were determined by random sampling , and quantitative diagnosis analysis of syndromes was conducted by maxium likelihood discriminant method
  方法：用随机抽样方法确定调查医院，用判别分析中的最大似然判别法进行中医证候的计量诊断分析。