random population的例句大全

secondly, bega has introduced a random population that extends search area, kept the genetic diversity population and . . .

再者，在代进化过程中引入一个随机种群，保持了群体的多样性，提高了算法的勘测能力。

Comparison Between Two Simulating Results for Random Drift Substructure of Population

随机漂移亚群体的两种模拟结果的比较

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

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

the population is divided into strata and a random sample is taken from each stratum.

总体分成阶层后由各阶层抽选出来的随机样本。

( statistics) law stating that a large number of items taken at random from a population will ( on the average) have the population statistics.

（统计）从总体中随机抽取大量样本在平均情况下都能呈现总体的统计数。

The genetic parameters of agronomic characters were estimated from random samples of local variety population of Adzuki bean from North China.

对我国北方小豆地方品种资源群体中随机样本的农艺性状遗传参数进行了估计。

Random Sampling Investigation of Cough and Wheeze in City Population of Shenyang

沈阳市城市人口咳嗽喘息症状抽样调查结果分析

population differentiation of psathyrostachys huashanina along an altitudinal gradient detected by random amplified polymorphic dna

华山新麦草自然居群沿海拔梯度的遗传分化

on the high stand classes of trees, the distribution pattern of population shows a random distribution.

在高立木级上，各种群的分布格局均呈随机分布。

a method for weighted data fusion to estimate the population mean-value of random variables

估计随机变量母体均值的加权数据融合方法

Methods Different target population were chosen at random and investigated with questionnaire. The data were analyzed.

方法采取随机抽样方法,对不同层次目标人群进行问卷调查并统计分析.

The population spatial pattern was clump and to random.

种群分布格局呈聚集分布，并向随机分布发展；

In a simple random sampling, the sample mean is an unbiased estimate of the population mean.

在简单随机抽样中, 样本均值是总体均值的无偏估计.