“联合回归估计”的概念、定义、翻译、参考文献-科学参考

单词	联合回归估计
释义	联合回归估计 Encyclopedia 理学数据收集模式释 combined regression estimator联合回归估计对于分层随机抽样，先按分层简单估计得目标变量与辅助变量的分层估计量，再用对应的分层估计量来构造回归估计量的估计方法。
随便看	proto-planetary nebula protoplanetary nebula protoplanetary system protoplasm protoplasmic astrocyte protoplasmic bridge protoplasmic streaming protoplast protoplast co-culture transformation protoplast culture protoplast culture of plants protoplast fusion protoplast planting density protoplast regeneration protoplast viability protoplax proto-PNe protopodite Proto- porcelain proto-porcelain Protoporcelain Kiln at Kuzhaikeng protoprism protopyramid protorosaurians protorsion

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。