“分层抽样”的概念、定义、翻译、参考文献-科学参考

单词	分层抽样
释义	分层抽样 Encyclopedia 理学【核心概念】释 stratified sampling分层抽样将总体单元按其属性特征分成若干类型或层，然后在类型或层中随机抽取样本单元的概率抽样方法。又称类型抽样、分类抽样。 Mathematics ＞数理统计＞抽样与统计过程控制＞释义 stratified sampling分层抽样 stratified sampling分层抽样^† Chemistry ＞分析化学＞化学计量学＞释义 stratified sampling分层抽样
随便看	electronicspeckle patterninterferometry electronic speckle-shearing patten interferometry electronic spectra electronic spectrum electronic sphygmomanometer electronic sphygmomanometer, electronic blood pressure meter electronics reliability engineering electronics Shanghai electronic stability control system electronic stability program,ESP electronic state electronic state density distribution electronic stimulator electronic stopping power electronic structure electronic structure of defects in solids electronic structure of solid surface electronic structure theory Electronic studio production electronic subdivision electronic switch electronic system engineering electronic system engineering theory electronic systems engineering electronic tacheometer，electronic stadia instrument

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。