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理学
抽样调查
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统计学术语,按照一定规则从总体中抽取部分个体进行调查或实验,被抽取的个体形成的集合。
理学
﹝数理统计学基本概念﹞
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样本
在数理统计学和调查方法中,样本是指按照一定的抽样设计方法,从总体中抽取的个体集合。
Mathematics
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Chemistry
>分析化学>化学计量学>释义
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样本
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high purity tantalum
high purity tungsten
high purity zinc reference electrode
high-Q mode
high quality aggregate
High-quality development of the cultural industry
high rate direct sequence spread spectrum
high rate direct sequence spread spectrum, HR-DSSS
high rate discharge ability
high redshift
High-redshift galaxies
high-redshift galaxy
high-reflecting coating
high-reflecting film
high-reflection coating
high refractive index polymer
high-resistance alloy
high-resistivity alloy
high resolution
high resolution airborne magnetic survey
high resolution continuum source atomic absorption spectrometer
high resolution CT
high-resolution detector
high resolution Earth observation system
high resolution echelle grating spectrograph
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