“分别比估计”的概念、定义、翻译、参考文献-科学参考

单词	分别比估计
释义	分别比估计 Encyclopedia 理学数据收集模式释 separate ratio estimator分别比估计分层随机样本下，对每层样本分别运用比率估计量，然后对各层的比率估计量进行加权平均得到的估计量。
随便看	grading of thrombolysis in myocardial infarction grading set grading system of asphalt grading-up cross gradiomanometer gradiometer gradiometry technology gradual and sudden change Gradual awakening gradual burst gradual control gradual ionospheric disturbance gradual production graduate graduated arc graduated circle graduated fall line graduated filter graduated leaker graduated pipet graduated scale graduate from an old-style opera school Graduate Institute of Astronomy, National Central University, Taiwan, China Graduate Institute of Museum Studies, Fu Jen Catholic University Graduate Institute of Museum Studies，Taipei National University of the Arts

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。