“cluster sampling”概念、定义、翻译-科学时代

单词	cluster sampling
释义	人口学词汇手册 cluster sampling 聚类抽样，整群抽样
随便看	geographical name transliteration geographical north geographical optimization geographical ordering geographical organization of sales force geographical orientation geographical pole geographical pole coordinate system geographical polymorphism geographical position geographical potential geographical pricing geographical province geographical province geographical race geographical race geographical race geographical race geographical reference system geographical relationship geographical representation geographical rhythm geographical segmentation geographical space geographical specialization

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。