“目录抽样”的概念、定义、翻译、参考文献-科学参考

单词	目录抽样
释义	目录抽样 Encyclopedia 理学抽样调查释 list sampling目录抽样一种不等概率、不等比例的抽样调查方法，对达到一定规模以上的单元进行全面调查，对规模以下的单元按一定比例抽取一部分样本进行观察和推断。
随便看	strict topology strict transform strict triangle inequality strict upper bound Stride stride stride prefetching striding level Strife strigolactones strike strike a pose on the stage strike drift strike fault striker-fired breech-loading gun strike slip basin strike-slip coal basin strike-slip duplex strike-slip fault strikes of professional athletes Strikes of Ruhr Coal-miners striking striking clepsydra striking current striking speed

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。