查询词典 sample survey

The results of the survey were weighted to allow for variations in the sample.

这次调查的结果进行了加权处理，以包容样本中的偏差。

Basing on detailed field survey and laboratory researches on lithological features, mineralogical composition, geochemical and zircon SHRIMP U-Pb data, together with the mineralogical study of chromitite and mantle peridotite heavy mineral bulk sample, various proceedings and recognitions have been achieved:(1) The mantle peridotite is the remnants of partial melted MOR mantle altered by SSZ fluids.

通过详细的野外调查和室内岩石薄片的岩相学、矿物成分、岩石地球化学和锆石SHRIMP U-Pb同位素年代学，铬铁矿和地幔橄榄岩的人工重砂大样的矿物学研究，取得以下进展和认识：(1)认为康金拉地幔橄榄岩为部分熔融MOR地幔残余，叠加了SSZ流体的改造。

Methods: The sample of 703 aircraft-made workers (522 riveters, 181 test pilots) was chosen randomly and field hygeian survey in aircraft-made site were carried out, as well as hearing test was done at the same time.

用整群抽样的方法在某飞机厂抽取703名飞机制造工人（其中铆工工人522名和试飞工人181名），进行现场卫生学调查和听力测试。

In this study, with the psammophilous Caragana Korshinskii-Artemisia ordosica communities on semifixed dunes and fixed dunes in Shapotou region at the southeastern fringe of the Tengger Desert as the observation sample plots, the survey quadrats were arranged in the vegetation community areas with different types and coverages of soil microbiotic crusts.

本文以腾格里沙漠东南缘的沙坡头地区半固定沙丘柠条一油蒿群落和固定沙丘柠条一油蒿群落为观测样地，选择具有不同类型生物土壤结皮分布的植被群落为观测样方。

While a lot surveys dabble in any issues, the absorbing is unapplying rigorous, gauging answerss to the alike questions periodically since 1977 through a random telephone survey of a nationally representative sample.

检查方从1977年以来定期对具有代表性的样本停止随机手机采访，并对被访者就同唯一疑难题目的回答停止访问量情况。

MethodsA cl uster sample of 664 students received the self-designed questionnaire survey ab out nutritional knowledge and attitude.

采用随机整群抽样方法对兰州地区2所高校664名学生进行自行设计的营养知识和态度问卷调查。

The study aimed to explore effects of environmental and individual factors on alcohol intoxication among young rural-to-urban migrants in Beijing. A sample of 2201 18-30-years-old rural-to-urban migrant was recruited to participate in the quantitative survey. The subjects' careers were dichotomized into low-risk career and high-risk career according to the characteristics of 13 kinds of careers that migrants were employed.

选择从农村流入到北京打工的18~30岁的年轻流动人口共2201人参加问卷调查，要求被试自我报告他们的饮酒行为、流动时间、流动城市数量以及抑郁和满意度状况，并根据他们所从事的13种职业的性质将之归类为&低危&和&高危&两类，以考察环境和个体因素与流动人口饮酒行为的关系。

In addition to a general sample of consumers, the survey target ed two sub-groups--those designated as "affluents" and "young professionals."

除对消费者进行总体抽样调查外，该调查还特别关注了两个群体：&富裕人群&和&年轻职场人士&。

In addition to a general sample of consumers, the survey targeted two sub-groups--those designated as "affluents" and "young professionals."

除对消费者进行总体抽样调查外，该调查还特别关注了两个群体：&富裕人群&和&年轻职场人士&。

In addition toa general sample of consumers, the survey targeted twosub-groups--those designated as "affluents" and "youngprofessionals."

除对消费者进行总体抽样调查外，该调查还特别关注了两个群体：&富裕人群&和&年轻职场人士&。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。