sampling survey method

Survey sample selection, multi-stage random sampling method, questionnaire and structured interview method of combining survey research.

调查样本的选取采用多阶段随机抽样的方法，通过问卷调查与结构式访谈相结合的方法对调查对象进行研究。

The antidotes for solving these problems in our country's public opinion survey report are the folio wings. Firstly, probability sampling should become main sampling method in public opinion survey.

解决当前我国民意调查报道中的主要问题的对策是：一是概率抽样应成为民意调查抽样的主要方式；

It mainly included Focus Group Discussion, Participatory Observation, Delphi technique, Personal Interview, Overall Survey and Sampling Survey , Typical Survey, Capture-Mark-Recapture Method, et al.

主要包括专题小组讨论, 参与性观察, 德尔菲法, 个体访谈; 普查与抽样调查, 典型调查, 捕获 - 标记 - 再捕获法.

METHOD Random sampling study and collect data by questionnaire survey and examination.

方法采取整群随机抽样,信函问卷、实地测试等调查.

Methods A stratified cluster sampling method was used to survey the health status in 2161 samples from 540 families in 3 Bama Counties of China, and of the 746 participants had been surveyed for the diet nutrition.

方法运用分层整群抽样方法，抽取3个乡镇、6个村、540户共2161例进行健康调查，其中180户746例进行膳食调查。

Study of Freight-OD Survey and Sampling Expansion Method in Large City

大城市货运调查及扩样方法研究

Method: The nosogenesis was studied by epidemiological survey and isolation and culturing of sampling water.

方法: 采用流行病学调查及实验室分离培养确认致病原.