The survey covers a representative sample of schools.
调查覆盖了有代表性的一些学校。
We have a representative sample.
我们有一个代表性的样品。
The findings were based on a representative sample of 1, 398 people over age 18.
研究人员选取了1,398个18岁以上的人作为代表性样本进行研究。
Great care was taken to try and get a representative sample of the general population.
受访人群都是经过细心挑选，能够代表大众的。
It is hard to construct a representative sample in a country as large, diverse and unequal as Brazil.
在巴西这样一个国土辽阔，差异巨大而又不公平的国家进行具有代表性的抽样民意调查可谓艰难。
The survey covers a representative sample of the population.
这次调查包括有代表性的人口样本。
Obtain a representative sample of the appliance to be tested.
准备一台有代表性的样机用于测试。
The findings were based on a representative sample of 1,398 people over age 18.
研究人员选取了1,398个18岁以上的人作为代表性样本进行研究。
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。
The team estimated the mass by observing the speed of a representative sample of stars in each galaxy.
研究小组通过观测每个星系中一个代表性恒星的旋转速度，来估算星系的质量。
The Morning Consult also surveyed a representative sample of the American electorate, asking the same thing.
晨间顾问也在美国选民中选取有代表性的人群做问卷调查，向他们征询了同样的问题。
For data-centric components, such as a data list, import a representative sample of the data (text or images).
对于数据为中心的组件，例如数据列表，可以导入数据(文本或图像)的有代表性的样本。
(Note: If you also want MDC recommendations, a representative sample of data is required in the tables, as well).
(注意：如果您还想要MDC建议，那么在表中还需要代表性的样本数据)。
The Opthalmology report was based on a series of studies that tested the eyes of a representative sample of people.
作为报告基础的一系列研究采用的样本人群是具有代表性的。
We do know that many startups feel they can get a representative sample of Twitter activity from the company's free API.
我们知道，很多初创公司认为他们可以通过Twitter的免费API服务获得具有代表性的样本。
Purpose To solve the problem of sampling within household in resident health survey and generate a representative sample.
目的解决居民健康调查中入户后的抽样问题，产生代表性较好的研究样本。
Before using the Design Advisor, you need to determine how to get a representative sample of the workload to provide as input.
在使用Design Advisor之前，需要确定如何获得代表性的工作负载样本，以作为它的输入。
The people she interviewed are not a representative sample of Polish singles, so her results are more suggestive than definitive.
她采访的人并非波兰单身人士中有代表性的样本，所以她的样本与其说是决定性的，不如说是提示性的。
The Gallup World Poll conducted surveys on a wide range of subjects in a representative sample of people from 132 countries from 2005 to 2006.
盖洛普世界民意调查从2005年到2006年间，对132个国家民众的代表性样本就广泛的问题进行了调查。
The longitudinal observation on changes of psychological well-being in a representative sample of the elderly living in Beijing was reported here.
本文报告对北京市一个有代表性的老年人群的精神状况的纵向观察。
The list of annotations is not complete, but it is a representative sample of the most common annotations that would likely be used in a typical deployment.
此注释列表并不完整，但却代表了可能在典型部署中使用的最常见注释。
To find out Helsper and Whitty (2010) recruited a representative sample of 992 British couples and asked them what is acceptable and whether they snoop on each other.
为了找出答案，Helsper和Whitty（2010）召集了992对英国夫妇，组成了一个代表性样本，询问他们什么是可以接受的行为，以及他们是否窥探对方。
A selection of bags were then opened and sorted into different material types, to give a representative sample of the type of waste from food that the school produces.
然后人们把垃圾袋打开，把垃圾进行不同材料的分类，这样能给出学校食物所产生的有代表性的垃圾样品。
Scientists measured blood levels of the vitamin in a representative sample of 1, 766 people over 65 and assessed their mental functioning with a widely used questionnaire.
科学家通过广泛使用的调查问卷方式，测量了具有代表性的年龄超过65岁的1766个人血液中的维生素d的含量。
Therefore, a representative sample of 6,029 documents was selected, which amounts to 83 GB and roughly 10 percent of the total volume of the PDBML archive as of December 2010.
因此，本文选取了有代表性的6,029个样例文档，总计83GB，约占PDBML文件总量(截至到2010年12月)的10 %。
Therefore, a representative sample of 6,029 documents was selected, which amounts to 83 GB and roughly 10 percent of the total volume of the PDBML archive as of December 2010.
因此，本文选取了有代表性的6,029个样例文档，总计83GB，约占PDBML文件总量(截至到2010年12月)的10 %。
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