“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	the thirteenth five - year national water resources planning The Thirty-five Principles The Thomson Corporation the thory of frontogenesis the thought about state controls social economy the thought of audit in ancient China the thought of Bi-de the thought of broadening sources of income and reducing expenditure the thought of consumption in ancient China the thought of currency fetishism in ancient China the thought of currency in ancient China the thought of developing according of economic law the thought of disaster prevention and relief in ancient China the thought of Ever-normal granary the thought of everybody be treated equally and treasure be distributed fairly the thought of financial in ancient China the thought of foreign trade in ancient China the thought of land system in ancient China the thought of Management industry in ancient Chinese the thought of objecting extravagance and praising austerity the thought of price in ancient China the thought of rich country in ancient China the thought of rich people in ancient China the thought of rural normal education the thought of tax in ancient China

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。