“二阶抽样”的概念、定义、翻译、参考文献-科学参考

单词	二阶抽样
释义	二阶抽样 Encyclopedia 农学抽样调查释 two-stage sampling二阶抽样设总体由个初级单元组成，每个初级单元又由若干次级单元组成，在总体中按一定方法抽取若干初级单元，对每个被抽中的初级单元再抽取若干次级单元进行调查的方法。
随便看	One Hundred Constituent Elements in Five Categories One Hundred Myanmar Short Stories in 20th Century one-hundred-percent inspection One Hundred Playing Children One Hundred Tang Poem Collections One Hundred Thousand Bad Jokes one is all one key recovery one-leafed covering one-leg method one-leg scheme one-machine scheduling problem one-many one-manyness one map for water conservancy one map, multiple planning One Map Project in Land Information System Construction one mark pipet O-Ne-Mg white dwarf One-Mile Telescope One Million Star One Mistake Made Up one moment (kṣaṇa) one-mouth theorem One Nation Party of Australia

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