“systematic sampling with unequal probability”的概念、定义、翻译、参考文献-科学参考

单词	systematic sampling with unequal probability
释义	systematic sampling with unequal probability Encyclopedia 理学数据收集模式释 systematic sampling with unequal probability不等概率系统抽样每个单位被抽中的概率与该单位的规模成比例的抽样方法。
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