Methods: The stratified sampling and cluster random sampling methods are used in this survey.
方法：本研究采用分层随机抽样方法和整群随机抽样方法。
The efficiency of these new random sampling methods is high in comparison with the best of the existing methods.
同已有的最好的方法比较这些随机抽样方法的效率均有提高。
A layered sampling model for fuzzy comprehensive evaluation was developed based on simple random sampling methods.
在简单随机抽样方法的基础上提出了分层抽样的模糊综合评价模型。
In this paper, several new random sampling methods that avoid the calculation of trigonometric and all other complicated functions are developed.
在本文中，设法避开计算三角函数和任何其他复杂函数的一些新的随机抽样方法被提出来了。
Methods: Totally 164 young managers who had no basic disease and were less than 40 years in a Shandong company were selected with simple random sampling methods.
方法：采用单纯随机抽样方法选取山东某大型国企中40岁以下无任何基础疾病的青年管理人员164人。
The use of random sampling methods on body composition in Hunan Province civil service data sampling, data taken from the civil service composed of 100 samples for analysis.
运用随机抽样方法对湖南省公务员身体成分数据进行抽样，抽取100名公务员数据组成样本进行分析。
Methods Making research on 1021 patients by random sampling.
方法采用随机抽样的方法调查1021例患者。
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。
Methods Random sampling was carried out in a survey for 161 community health service manpower by questionnaire.
方法采取随机抽样方法，对161名社区卫生服务从业人员进行问卷调查。
Methods a questionnaire survey was conducted among 200 people in Luohu District, selected by random sampling.
方法在社区采用单纯随机抽样的方法抽取居民200人进行问卷调查。
METHODS Questionnaire survey is stratified and random sampling method in the form.
方法采用分层随机抽样的方法以问卷的形式进行调查。
Methods By random sampling method, 9 refectories and 366 students usually having their lunch at schools were drawn from Fangshan District, an anonymous questionnaire survey was conducted among them.
方法采用随机抽样的方法，对房山区9所中小学校食堂及366名在校就餐的学生进行膳食及营养教育相关情况的问卷调查。
Methods an investigation was made 1 000 old people aged 60 and upwards by random sampling and calling at the house.
方法采用整群随机抽样并进行入户调查的方法，对1 000名60岁及以上老年人进行了调查。
Methods A total of 7482 residents aged 15-69 selected in representative 30 counties through multi-stage random sampling from Zhejiang Province were surveyed by using questionnaire.
方法采用多阶段随机抽样的方法，在浙江省有代表性的30个县区，对7482名年龄在15～69岁的居民进行面对面问卷调查。
Methods: Stratified random cluster sampling method was used to determine the survey sample.
方法：以分层随机整群抽样的方法，确定调查样本。
Methods The migrant workers aged 18~60 in one east city were chosen by stratified random sampling, and surveyed by a questionnaire about knowledge, behavior of AIDS, and blooded to test HIV antibody.
方法采用分层随机抽样的方法，对东部沿海某市18~60岁外来务工人员进行问卷调查，收集艾滋病知识和行为的信息，并采集静脉血进行艾滋病病毒抗体检测。
Methods General investigation was adopted to understand the water supply situation in rural areas and stratified random sampling was used to monitor the water quality.
方法按照相关调查表要求，对农村供水情况进行普查，供水水质采用分层随机抽样的方法进行监测。
Methods With simple random sampling, 1010 floating population and 240 local people in Wuxi were interviewed by questionnaire.
方法采用单纯随机抽样方法，对无锡市1010名流动人口和240名当地人群进行问卷调查。
Methods a questionnaire survey was conducted among the clinical doctors selected by stratified cluster random sampling from grade 1, 2 and 3 hospitals in Guangzhou.
方法采用分层整群随机抽样方法，询问调查抽中的广州市1级、2级和3级医院的一线临床医生。
Methods According with the methods of the forth epidemiologic sampling survey for tuberculosis in our country, the method of stratified cluster random sampling was use in this survey.
方法根据全国第四次结核病流行病学抽样调查方案，采用分层整群随机抽样方法抽取调查点，然后根据调查结果进行分析。
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。
Methods: Totally 1000 nurses were investigated with a self designed questionnaire using stratified random sampling.
方法：采用分层随机抽样的方法，自行设计问卷，对1000名临床护理人员进行调查。
Methods Blood gases of 81 cases with acute cerebral hemorrhage were analyzed by random sampling.
方法对81例急性脑出血的血气进行了随机抽样分析。
Methods Stratified random group sampling was adopted in survey.
方法采用多级随机抽样法。
Methods Stratified cluster random sampling was carried out in prevalence survey and questionnaires was applied.
方法采取分层整群随机抽样方法进行问卷调查。
Methods an investigation was conducted through asking by random sampling the nursing staff to answer the questionnaires distributed to them.
方法采取随机抽样填写发放的问卷的方式进行调查。
METHODS: Clustering random sampling method was launched among the drugstore consumers in 16 districts of Beijing, the results were statistically analyzed, and then the Suggestions were provided.
方法：采用分群随机抽样方法，对北京市16个区县的药店消费者进行影响购药行为相关营业员因素的问卷调查，并就调查结果进行统计分析，进而提出建议。
Methods Questionnaire survey township leading cadres, township hospital employees and patients with simple random sampling.
方法：采取单纯随机抽样方法对杭州某县乡镇干部、卫生院职工及患者进行问卷调查。
Methods According to the national guidelines, clustered random sampling was made for the survey.
方法按照全国统一制定的调查方案，按病种以分层整群随机抽样的方法确定调查点。
Methods According to the national guidelines, clustered random sampling was made for the survey.
方法按照全国统一制定的调查方案，按病种以分层整群随机抽样的方法确定调查点。
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