• Proper design of sampling and survey methods can increase substantially the accuracy and usefulness of assessment data.

    设计适当的抽样和调查方法,可以充分的提高评估数据的准确性,实用性。

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  • Methods A total of 310 teachers from 4 middle schools in Huaibei City were selected with stratified random sampling to undergo a survey with teacher job burnout questionnaire(MBI-ES).

    方法采用分层随机抽样方法,抽取安徽省淮北市4所中学的310名教师,采用教师职业倦怠量表(MBI-ES)进行调查。

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  • Methods Complying with the united plan of medical survey nationwide, we combined sampling survey in various layers with general survey and typical survey.

    方法遵照全国医疗照射调查的统一方案,采用分层抽样调查、普查和典型调查相结合。

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  • AIM: to set up statistical methods for calculation of intensity of schistosome infection in residents in nationwide sampling survey of schistosomiasis.

    目的:为全国血吸虫病抽样调查居民血吸虫感染度的总体参数建立统计学方法。

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  • Marine geological sampling and sample analysis methods of the geological Survey of Canada are introduced in the paper.

    本文介绍了加拿大地质调查局海洋地质取样和样品分析方法。

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  • Methods: Epidemiological survey of tuberculosis was conducted by cluster random sampling in the elderly in rural area.

    方法:采取整群随机抽样方法,对本市农村地区老年人群进行结核病流行病学抽样调查。

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  • Methods a questionnaire survey of occurrence of SAHS in terms of random sampling was performed in 1200 military pilots.

    方法采用整群抽样的方法,对1200名军事飞行人员进行问卷调查。

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  • The methods of this thesis are literature and survey. The author selected two Suzhou Vocational Colleges as a sample through convenience sampling questionnaire.

    论文运用文献法和调查法,选取苏州市的两所高职院校为样本,通过方便抽样发放问卷。

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  • Methods The survey of prevalence of dental caries in group aged 12 and 15 years in Anhui province was conducted using the non-proportional, stratified, cluster sampling method.

    方法对安徽省四县市的12岁及15岁儿童的龋病发病情况进行抽样调查,采用分层、不等比、多阶段整群抽样的方法。

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  • Methods: Census method and sampling survey method were both used to investigate the related data of the second-class large medical equipments in Henan province.

    方法:采用普查法和抽样调查法相结合,对河南省乙类大型医用设备的相关资料进行了调查。

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  • Methods 445 people living on minimum subsistence allowances in Xuzhou were selected by the method of systematic and cluster sampling with face to face inquiry and household survey.

    方法采用系统和整群抽样的方法抽取徐州市低保人员445人,以面对面询问方式进行入户调查。

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  • Methods: A pair-matched case-control study was conducted with data on the sampling survey of HBP in Binjiang Hospitol from 1994 to 1996.

    方法:利用天津市滨江医院内科门诊高血压抽样调查资料进行病例对照研究。

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  • Methods: Using stratified sampling method to determine the survey places, The schistosomiasis in people and livestock were surveyed by the methods of nylon bag incubation and top - tube incubation.

    方法:用分层随机抽样法确定调查点。 用尼龙袋集卵孵化法、顶管孵化法分别对人畜进行查病,用系统抽样结合环境抽样法开展螺情调查。

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  • Methods Questionnaire survey was conducted among 1298 residents sampled by randomly stratified sampling. The age of the residents ranged from 15 to 69 years old.

    方法用分层随机抽样的方法抽取1298名15 ~ 69岁的农村居民进行问卷调查。

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  • Methods a questionnaire was used to survey injury -related knowledge, attitude and behavior of 42 065 students drawn from 4 counties of Zhejiang province by using a cluster sampling method.

    方法采用整群抽样法,选取浙江省4个县区的42 065名中小学生伤害的认知和行为进行问卷调查。

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  • Weed survey was conducted by sampling methods of inverted W-pattern to determine the species composition and structure of weed communities in maize fields in Hebei Province.

    采用倒置“W”取样法对河北省玉米田杂草进行了调查,以明确田间杂草的种类组成及群落结构。

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  • Methods According to the standards of the 2nd national oral health sampling survey, 144 schizophrenia patients in hospitals for a long time were investigated.

    方法按第二次全国口腔健康流行病学抽样调查标准,对144例长期住院的精神分裂症患者进行口腔健康调查研究。

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  • Methods A questionnaire survey was conducted by systematic random sampling from 732 residents of new community and 512 residents of old community with need of health education.

    方法采用整群随机抽样方法,对新城区732名居民和旧城区5 12名居民采用自填式问卷的方法调查新旧城区居民的健康教育需求。

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  • Methods The grouped random sampling rule survey was carried out in a sample population of 8757 who lived in seaside district of Rongcheng city.

    方法采用整群随机抽样方法,抽取荣成市沿海地区8757名渔民为调查对象。

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  • Methods the methods of epidemiological survey and fieldwork sampling were applied to find out the aetiology.

    方法采用流行病学调查和现场采集样品检测的方法,综合分析,寻找原因。

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  • Methods: Cluster random sampling was used for door-to-door questionnaire survey. Using self-made questionnaire drew 386 elderly at random from 12 communities of Wenzhou City.

    方法:采用整群随机抽样入户调查的方法,用自制问卷对温州市城区12个社区386名老年人进行调查。

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  • Methods With the method of cluster stratified random sampling, a questionnaire survey was conducted in medical and non-medical higher-educated school in Jilin city.

    方法采用整群分层随机抽样的方法,对吉林市某医学院校及非医学高校的在校大学生进行问卷调查。

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  • Methods: The method of random sampling was conducted to carry on questionnaire survey to 270 rural residents in Hubei province.

    方法:采用随机抽样的方法对湖北省270名农村居民进行问卷调查。

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  • Survey samples are set up by using typical methods of 3-rank and 1-rank sampling to survey the turning the "four sides" green of townships and villages in Zhongshan City.

    以典型三阶抽样和一阶抽样方法,建立调查样本,对中山市乡镇和自然村四旁绿化进行抽样调查。

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  • Methods By using the cluster sampling method, a sample of 518 students drawn from 4 high schools in Chuzhou, then a questionnaire survey was conducted among them.

    方法采取整群抽样方法,对滁州市4所高中三年级毕业班学生518名进行问卷调查。结果81。5%的学生使用过互联网。

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  • Methods A survey on prevalence of FD in communities of Shijiu Neighborhood, Rizhao was conducted by using a stratified, randomized cluster-sampling method.

    方法采用随机分层整群抽样方法,对日照市石臼街道常住人群进行面访式问卷调查。

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  • Methods A survey on prevalence of FD in communities of Shijiu Neighborhood, Rizhao was conducted by using a stratified, randomized cluster-sampling method.

    方法采用随机分层整群抽样方法,对日照市石臼街道常住人群进行面访式问卷调查。

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