“分层随机抽样”概念、定义、翻译-科学时代

单词	分层随机抽样
释义	市场营销词汇手册 stratified random sampling 分层随机抽样
随便看	heat-shrinkable polymer material heat shrinkage heat-shrink property heat sink heat sink heat sink heat sink heat sink heat sink heat sink heat sink heat sink grade diamond film heat size heat solidified metal ink heat source heat source heat source heat-source characteristics heat source of heat supply system heat spot heat stability heat stability test heat stabilized heat stabilizer heat stabilizer

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。

stratified random sampling