representative sample的例句大全

a representative sample of teachers

各类教师的代表

《牛津高阶英汉双解词典》

A representative sample of English poetry of World War One is surveyed.

阿的第一次世界大战中英诗歌代表性的调查.

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Methods An equal-sized stratified multi-stage randomly sampling design was applied to obtain three provincially representative sample groups consisted of 720 Guangdong residents each, aged at 12,35-44 and 65-74 years old respectively, with a gender ratio of half to half.

方法采用多阶段分层等容量随机抽样的方法，抽取广东省12岁、35~44岁、65~74岁城乡常住人口各720人，男女各半。

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The survey covers a representative sample of schools.

调查覆盖了有代表性的一些学校。

《牛津高阶英汉双解词典》

A representative sample should have been sent to the laboratory.

代表性样品应已送至实验室。

provided by jukuu

A.All currently used labeling, including a representative sample of package labels.

所有的当前使用的标签，包括包装标签的代表性样品。

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A representative sample should be taken for the purpose of performing a retest.

应当取一个具有代表性的样品进行复验。

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We selected 10 representative samples, and repeatedly determin 10 times in the provided method under the same conditions, its standard deviation is 0.04~ 0.20.And it selected 51 representative sample which from Sichuan and Chongqing quality legal and administrative law enforcement agency.

我们选定10个有代表性的样品，在方法规定的相同条件下，各重复测定10次，其标准差为0.04～0.20。

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Different sampling mode and processing technology should be taken according to different sources and the representative of sample and the samples analysis optimum effect should be insured. At the same time, this paper analyzed season nature and stability of atmosphere granule sources.

根据各种排放源类的不同，须采取不同的采样方式和处理技术，确保样品的代表性和样品分析的最佳效果，同时对颗粒物污染源排放的季节性和季节稳定性作了特征分析。

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The components of the representative oil sample acquired from Unity 21 Well in Sudan were analyzed.

对从苏丹Unity油田现场取得有代表性的原油样品进行了原油组分分析和析蜡点测试。

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It is necessary to have an equi-speed sampling for getting a representative soot sample from flue.

为了从烟道中取得有代表性的烟尘样品，需等速采样。

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A Monte-Carlo simulation model of Network Scheduling was established, and simulation output data of time and cost were analyzed. The methods for statistical analysis of getting a representative sample were studied.

对时间和费用具有不确定性的网络计划进行Monte-Carlo仿真以及仿真输出的统计分析，获得了n次仿真输出结果的代表性样本。

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A descriptive study of subjective psychological well-being and analysis of the influencial factors on a representative sample of 2 523 older people living in Beijing are reported in this paper.

本文报告2523例北京地区老人的有代表性样本的自评幸福度状况及其影响因素的分析。

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Extracurricular activities reflect the differences in child rearing in the Pew survey, which was of a nationally representative sample of 1,807 parents.

皮尤在全国范围内展开调查，从其1807个父母样本中得出结论:课外活动能集中体现教育孩子方面的差异。

六级真题- 2017年 6月 3卷 信息匹配

We use 5000-plus people, a representative sample of Americans based on the US census.

我们调查了5000多人，这是基于美国统计局的代表性样本。

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A representative sample of manual tests are executed and timed.

一个代表性的手工测试的例子被执行，并记录时间。

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All forms should be pilot tested using a representative sample of the studies to be reviewed.

所有表格都应该用要回顾的研究的代表性样本进行预试验。

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The figures come from a representative sample of about 44000 U.S. households.

该数字来自44000美国家庭的有代表性的样本。

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Their new research is based on interviews with a nationally representative sample of the U.S. population.

他们的最新研究是基于对全美代表性个例的采访进行的。

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In the end, selecting 5 representative sample companies to do demonstration in validating the evaluation method.

最后，在目标企业中选取5个有代表性的样本企业进行实证分析，验证评价方法的科学性。

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