“联合比估计”的概念、定义、翻译、参考文献-科学参考

单词	联合比估计
释义	联合比估计 Encyclopedia 理学数据收集模式释 combined ratio estimator联合比估计分层随机样本下，分别计算出目标变量与辅助变量的总体特征的分层估计量，然后用对应的分层估计量来构造比率估计所得的估计量。
随便看	obstruction point obstruction set obstruction theory obstruction to a group action obstruction to a homotopy obstruction to an extension obstruction to integrability obstructive obstructive nephropathy obstructive scenery obstructive shock obstructive sleep apnea hypopnea syndrome obstructor obstruent OB supergiant OBT obtain evidence obtaining a guarantor pending trail obtaining confession through leading question obturator obturator artery obturator fascia obturator foramen obturator nerve obtuse

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。