大家都搜：
[材]试样材料
1、material───n.材料；用具；（有指明特征的）人才；素材；曲目；布料；adj.物质的；身体需要的；和推理内容有关的；重要的；（证据或事实）决定性的；客观存在的；物欲的；n.(Material)（意、美）妈特力娅丽（人名）
2、convenience sampling───便利抽样；方便抽样；任意抽样；方便抽样，任意抽样
3、multistage sampling───多级采样; 多级抽样; 多级抽样法; 多级取样；[统计]多级抽样
4、sampling error───[数]抽样误差；取样误差，抽样误差，采样误差
5、sampling distribution───采样分布；[数]抽样分布；取样分布
6、unstratified sampling───非分层取样
7、quota sampling───配额取样；[经]定额抽样；定额抽样（法）
8、cluster sampling───分群[组]抽象法；分组取样；类集抽样；巢式抽样法
9、impertinence sampling───不恰当抽样
1、The paper puts forward Suggestions to the reasonable sampling of the conventional building material according to the work experience of the author.───文章根据作者多年的工作经验经验，就常规建筑材料如何合理取样提出建议。
2、authenticity and the representativeness of material sampling and Measuring on site directly influence the objectiveness and accuracy of the measured data and the result judgement.───现场材料取样和检验的真实性和代表性直接影响检测数据和结果判定的客观性和准确性。
3、Material: Convenience sampling was employed to collect questionnaire samples from 400 individuals who were interviewed from the patients of one particular dental clinic in Tainan City.───材料：以台南市某牙科诊所病患为研究对象，计400人，采问卷调查法以便利抽样方式进行。