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分层采样
释义
分层采样
Encyclopedia
理学
采样理论
释
stratified sampling
分层采样
研究者可将整个总体分成不同子群或层,然后按照比例从不同层随机选取最终样本的方法。是一种概率采样技术。
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liquid cooling system
liquid core
liquid core optical fiber spectrophotometry
liquid crystal
liquid crystal alignment technology
liquid crystal beam deflector
liquid crystal cell
liquid crystal compensation film
liquid crystal diffraction grating
Liquid Crystal Display
liquid crystal display
liquid crystal display device
liquid crystal display, LCD
liquid crystal display materials
liquid crystal display simulation software
liquid crystal display technique
liquid crystal display working mode
liquid crystal flat display
liquid crystal grating
liquid crystal lens
liquid crystal light modulating film
liquid crystalline polymer
liquid crystalline state of polymer
liquid crystal memory
liquid crystal nanostructure
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