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simple and random sample 简单随机抽样
Conduct first article inspection and random sampling inspection. 进行首件检验和抽查检验。
In order to simulate Internet environment in Ethernet, time delay is divided into constant delay and random sample period considering datagram loss. 为了能在局域网中模拟因特网的网络环境,文章根据基于TCP/IP的远程控制系统中存在延时和延时不确定的特点,提出了将网络延时分为固定延时和采样周期波动的随机延时,同时考虑数据报的丢失。
The course include of sample and random sampling, probability function, regression analysis, discriminant analysis, cluster analysis and factor analysis. 内容为：样本与随机抽样、分布函数、显著性检验、回归分析、判别分析、聚类分析和主成分分析。
I think this problem is very simple and clear cut. 我认为这个问题非常简单明白。
I have a simple and easy method. 我有个简易的方法。
The research was conducted by an external professional agent.Using the Computer Aided Telephone Interview (CATI) and random sampling. 本次调查聘请了外部专业机构，采用计算机辅助电话访问（CATI）的方式进行随机抽样调查。
Directionally solidified superalloy's elastic constants were analyzed by employing statistical and random sampling methods. 通过随机抽样和统计的方法对定向凝固高温合金的弹性常数进行了分析。
Simple and unpretentious in behavior. 朴素的，不做作的行为简便且不矫揉造作的
Charmingly simple and serene; idyllic. 恬静的宜人和宁静的; 田园式的
ANALYSIS OF FRACTURE REASON AND RANDOM SAMPLE INSPECTION OF BOLT 螺栓断裂原因与抽检结果分析
With the methods of systematic and random sampling, more than 2000 specimens were collected in 7 kinds of habitat, belonging to 3 superfamilies, 11 families, 30 genera and 48 species. 采用系统取样和随机取样相结合的方法调查了7种生境中直翅目昆虫的种类和数量，共采集到昆虫48种，标本2000余号，其中蝗虫类30种，蚱类6种，螽斯类12种，隶属于3总科，11科，30属。
They live simple and happy lives. 他们过着简朴而幸福的生活。
The essay is simple and unadorned. 这篇文章朴实无华。
He is simple and honest by nature. 他秉性纯朴。
His prose is simple and luminous. 他的散文简明易懂。
The interviews were given to a random sample of students. 随机抽选出部份学生进行了采访。
His paper was remarkably simple and fertile. 他的评论异常简单而且内容丰富。
The opinion poll was based on a random sample of adults. 这次民意测验结果是在对成年人的随机抽样调查基础上得出来的。
She was so simple and young and headlong. 她是那么单纯、年轻和直率。