查询词典 systematic sampling
- 与 systematic sampling 相关的网络例句 [注：此内容来源于网络，仅供参考]
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Systematic random sampling, in which an interval of every Nth shelter or household is sampled and all children under 5 years in that household are measured, is recommended where populations are living in an organized or structured setting as a refugee camp.
系统随机抽样，指在每N个救灾棚或家庭中选取一个为样本，对家庭中所有5岁以下的儿童进行测量。建议对居住在有组织或有单位结构的人群应用这种方法。
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Typical tree slelction and random sampling were applied for systematic studies on individual variation of gutta-percha content in samaras of Eucommia ulmoides and the correlations between the characters of samara containing gutta-percha and several macroscopic properties.
采用选择典型样株和随机取样的方法，对杜仲果实含胶特性的个体变异规律及其与若干宏观性状的相关性进行了系统研究。
- 推荐网络例句
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Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.
万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。
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He unstepped the mast and furled the sail and tied it.
他拔下桅杆，把帆卷起，系住。
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Therefore, positively advances the interest rate marketability reform is one of current our country finance reform important tasks.
因此，积极推进利率市场化改革是当前我国金融改革的重要任务之一。