“多级抽样”的概念、定义、翻译、参考文献-科学参考

单词	多级抽样
释义	多级抽样 Encyclopedia 法学数据分析释 multistage sampling多级抽样分几次对样本进行调查的统计学方法，又称多阶段抽样。 Mathematics multistage sampling多级抽样^†
随便看	summary style summated current summated voltage summation summation basis summation by bracketing summation by parts summation check summation convention summation formula summation index summation limit summation method summation method of arithmetical averages -summation method 「C, summation notation summation of contraction summation of divergent series summation of Fourier series summation of pinning force summation of sequence summation of series summation rule summation sign summative evaluation

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。