“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	Eight-extreme Boxing Eight Flowers eight flow theorem eight-flow theorem eightfold way Eight-gate Boxing Eight Gentlemen of Huainan eighth five-year plan of China Eight history books written in Tang Dynasty Eighth National Congress of the CPC Eighth Route Army Headquarters Eight Immortals eight immortals opera Eight Immortals Taoist Temple eight influential point Eight Internal Piling Exercises eight irrigation districts at Guanzhong eight key new industrial cities’ planning eight kinds of policy eight landscapes of Qianzhou eight landscapes of Xiaoxiang Eight-lightning Turnover eight limbs of yoga eight lines eight literay men who followed Prince of Jingling

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。