“整群随机抽样法”的概念、定义、翻译、参考文献-科学参考

单词	整群随机抽样法
释义	整群随机抽样法 Encyclopedia 农学整群随机抽样法释 random group sampling整群随机抽样法将所调查的对象或总体按一定规则划分成群，随机抽取若干个整群作为总体的样本，对抽取的整群中每一个抽样单元都进行调查的方法。
随便看	impurity atom impurity average impurity band impurity band conduction impurity band conduction detector impurity defect impurity defect; extrinsic defect impurity diffusion impurity diffusion technique impurity effect impurity ensemble impurity in semiconductor impurity inspection of crude drug impurity in the wool fibers impurity level impurity mode impurity photo conductance impurity photo-conductance impurity photoconduction impurity resistivity impurity scattering impurity scattering for carrier impurity segregation impurity semiconductor impurity state

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