“夹心方差估计量”概念、定义、翻译-科学时代

单词	夹心方差估计量
释义	统计学词汇手册 Sandwich estimator 夹心方差估计量
随便看	close position close quarter battle closer closer close-range photogrammetry close-range photogrammetry close-range photogrammetry close-range photography close ranks close reading close registry close sand mill close satellite close season close set timber close shield close shot close shot close shot close shot close-spaced vapour transport close spacing closest approach close station close stick

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

Sandwich estimator