“two-step sampling”概念、定义、翻译-科学时代

单词	two-step sampling
释义	测绘学词汇手册 two-step sampling 二阶抽样
随便看	invasion of privacy Invasion of Sicily invasion of vessels invasion of white membrane into the cornea invasion percolation invasion-succession invasiveness invasiveness invasiveness invasiveness invasive species invasive war invected line invective invention invention invention invention invention invention invention-pull hypothesis inventoriable cost inventory inventory inventory

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。