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accidental sampling
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accidental sampling
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accidental sampling
偶遇抽样
研究者根据实际情况,为方便开展工作,选择偶然遇到的人作为调查对象,或者仅选择离得最近、最容易找到的人作为调查对象,又称便利抽样。
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microbial electrode sensor
microbial electromagnetic field
microbial element transformation
microbial energy
microbial engineering
microbial enhanced oil recovery
microbial evolutionary engineering
microbial fatty acidomics
microbial fermentation bed farming technology
microbial fermentation medium
microbial fermentation mode
microbial fertilizer
microbial flooding
microbial flooding model
microbial food loop
microbial forensics
microbial fouling disease
microbial fuel cell
microbial fuel cell, MFC
microbial fuel cell power generation
microbial fungicide
microbial genetic diversity
microbial genetics
microbial genome evolution
microbial genome polymorphic database
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更新时间:2026/6/4 22:57:34