抽样

The Union lack is the national flag of_.

的92份测试卷随机抽样40份(每班抽样20份)进行统计。

Secondly, in application of Sampling Evaluation Method, to deal with some unquantifiable factors in Investment Climatess, a questionnaires is made in form of subjective topics, which effectively offsets the shortage of the Evaluation Index System , where some factors are not included due to difficulty in collection or quantification.

其次，采用抽样评价法，针对投资环境中一些无法量化的因素，以主观题的形式进行抽样问卷调查。

Determination by the CRB that the organization has sufficiently translated legal requirements into suitable EMS elements may come from an onsite walk-around, and by taking examples of significant aspects and following the trail back through the EMS to specific legal requirements.

认证机构对组织是否充分将法律法规要求转换为适宜的EMS要求的判定，认证机构可以用以下通过现场巡视、对重要环境因素进行抽样，通过EMS将具体线索追溯到特定的法律要求、追溯环境管理体系所依据的法律要求等方式，判定组织是否已充分地将法律要求转换为适宜的EMS要素；：现场巡视，对重要环境因素抽样，将EMS的要素追溯到特定的法律要求。

We made use of the methods of stratified sampling and random sampling to investigate 269 882 broth prescriptions of Medical Department of TCM in 21 various hospitals, 18 provinces, and constructed the database, then applied Weka KDD software to analyze.

在全国不同区域，选取18个省市的21家医院，采用分层抽样和简单随机抽样相结合的方法，收集门诊中医内科内服汤剂处方269 882张，构建中药饮片用量数据库，基于Weka数据挖掘软件进行统计分析。

We used Critical Incident Technique to analyze the data on this research. By filling the half structured question paper from the sampling Hakka restaurants on Meinung, we collected the opinions of service encounter, and Hakka cultural experience from customers. Besides, we also collected the opinions of service encountr from waiters. Then we classify the question papers using two standards which are "Dramaturgical theory" and Bitner's standard developed by Bitner et al.

本研究采用关键事件技术（Critical Incident Technique，CIT），以半结构式的问卷、利用便利抽样方式搜集美浓地区客家餐厅服务人员与顾客对於影响服务接触与文化体验的关键事件之意见；以开放式的问卷利用立意抽样方式搜集美浓地区客家餐厅经营者对於服务接触与文化体验满意之关键事件的看法，再以「剧场理论」与Bitner et al。

Research methods 1 Objects: the family which draws the lowest living indemnificatory subsidy and lies the middling income level.

2抽样方法：遵循经济而有效的原则，采用多阶段随机整群抽样的方法，通过样本估计总体。

Stratified sampling design is applied in obtaining an accurate representation of the population by grouping the data into nonoverlapping groups, for example gender or income level, then selecting a simple random sample within each group.

分层抽样是将总体分成若干个组分，在每个组分中进行简单随机抽样，其原则在于将类似的样本归在一个组里面。

Random sampling is simply a method of selecting item s for inclusion in a sample; it can be used in conjunction with either stati stical or nonstatistical sampling.

随机采样仅仅是选取样本项目的一种方法，它既可以用于统计抽样，也可以用于非统计抽样。

And, of course, all the alternatives of biareal plot sampling are possible for triareal plot sampling .

当然，两种面积样地抽样的所有可选方案对三种面积样地的抽样都适用。

We brought forward and studied some generally directive problems such as sample biasing and complexity of IS.

本文提出并研究了重要性抽样法研究中的一般性问题，包括重要性抽样法的样本有偏性和复杂性的概念。

I think he's learned how to approach hitters....

Johhny Damon说，『他已是最好的了，再没有人能够比他做的更好，我想他的球技已经完全成熟了，而且他也已经学会了如何去对付和压迫各种打击者。。。。。。

In effect, an 18 foot King Cobra could actually look down onto the average human being.

际上，一个18尺眼镜蛇王其实可以俯视到的平均人。