“multi-stage sampling”的概念、定义、翻译、参考文献-科学参考

单词	multi-stage sampling
释义	multi-stage sampling Encyclopedia 理学【基本概念】释 multi-stage sampling多阶段抽样把从总体中抽取样本单位的过程分为几个阶段进行的抽样方法。又称分段抽样或多级抽样。 Mathematics ＞数理统计＞抽样与统计过程控制＞释义 multi-stage sampling多阶抽样
随便看	hardening of seedling hardening of the neutron spectrum hardening rate hardening rule hardening seedlings hardening strain hardenite hard environment harderian gland hard error hard excitation hard-facing materials hard-facing materials made by powder metallurgy hard fault hard fescue hard film hard glaze hardground hard gum spots HardHan Cafe Theatre hard head hard hexagon entropy constant hard image hard implicit function theorem hardiness

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