片语

systematic c sampling系统抽样

systematic sampling scheme系统抽样方案

Stratified Systematic Unaligned Sampling分层系统非均衡采样

Systematic Random Sampling[数] 系统随机抽样

systematic pps sampling designpps系统抽样设计

statistical tables统计表；系统抽样

systematic descriptive sampling系统描述性抽样

systematic pps samplingpps系统抽样

cluster systematic random sampling method束系统随机抽样方法

systematic sampling method系统采样法

英汉例句

• methods systematic sampling method was used in field oncomelania investigation, and laboratory and field simulating drowning methods were also performed to observe survival of oncomelania.

  方法应用系统抽样法进行现场查螺，现场和实验室模拟水淹实验观察钉螺存活情况。

• the current nutrient status of crops can now be determined through the systematic sampling of plants as appropriate times.

  作物当时的营养状况，可在适当时期对植物的系统采样进行营养分析。

• based on the zonal model of compression faults, systematic sampling has been carried out in nine examples including analysis of 36 samples.

  依据压性断裂分带模式，对九个实例进行了系统取样，共分析样品36个。

• method 15 hospitals and 2 937 residents were selected and studied through random and systematic sampling methods in hainan province.

  方法采用分层抽样和随机抽样方法对15家 医疗机构和2937名疟区居民进行流行病学调查。

• then 5% of the data was selected with systematic sampling method by national health research institute (nhri) and was categorized according to age, gender, disease pattern and specialty.

  藉由国家卫生院，以系统比例抽样法，选择了住院资料的5%为资料库。 将其分作不同的年龄层、性别、疾病种类、和住院科别来分析讨论。

• a method of systematic sampling has been adopted for giant panda ( ailuropoda melanoleuca) in foping nature reserve.

  采用系统抽样方法对佛坪自然保护区大熊猫的夏季栖居地进行了研究。

• line transects of systematic sampling were used to survey the fundamental characteristics of the environmental variables in the study area.

  通过系统取样的样线法调查整个研究区域环境变量的特征。

• through systematic sampling and geochemical analysis the geochemical characteristics of source rock and oil are clearly and the spatial relationship between them has been established.

  通过对烃源巖和原油系统取样与地化分析，剖析了烃源巖与原油的地球化学特征，建立了源-藏空间对应关系。

• during the course of cluster sample verification, systematic sampling and stratified sampling「s accuracy are prior to simple random sampling」s.

  群样本检验中，系统抽样群样本检验和分层随机抽样群样本检验的效果优于简单随机抽样群样本检验。

• methods the systematic sampling methods were used. 4 107 residents were investigated by questionnaires and some blood indexes were examined.

  方法采用系统抽样方法，对社区4107位居民实施问卷调查和相关指标的检测。

• this paper deals with the estimation of population mean in systematic sampling by use of auxiliary information in order to improve the accuracy of the estimate.

  讨论了等距抽样中，如何利用辅助信息改进总体平均值的估计，以达到提高估计精度之目的。