“分别回归估计”的概念、定义、翻译、参考文献-科学参考

单词	分别回归估计
释义	分别回归估计 Encyclopedia 理学数据收集模式释 separate regression estimator分别回归估计在分层随机抽样中，先在各层中进行回归估计，再按照分层估计得到总体的估计方法。
随便看	factor out factor representation factor ring factor-ring by the radical factor rotation factors factors affecting community structure factors associated with elderly health factor score factor set factor space factors substitutability factor state factor structure factor synthesis law factor system factor theorem factor transformation factory act factory buildings factory-cultivated vegetable seedling factory farming factory law factory method pattern factory-oriented efficient agriculture demonstration zone

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。