“单纯随机抽样”的概念、定义、翻译、参考文献-科学参考

单词	单纯随机抽样
释义	单纯随机抽样 Encyclopedia 农学抽样调查释 pure random sampling单纯随机抽样从含有个单元的总体中，随机等概地提取个单元组成样本，用以估计总体的方法。又称简单随机抽样。
随便看	gravel-mulched land gravel-packing fluid gravel ripples gravel soil Gravenhurst Graves Graves disease Graves'Disease，GD Graves' ophthalmopathy Gravestone of Gu Lang Graveyard for the Derelict and Destitute graveyard orbit Graveyard Song graviational landfom gravics gravimeter gravimetric analysis gravimetric analysis for pharmaceutics gravimetric baseline gravimetric deflection of the vertical gravimetric factor gravimetric method for gas mixture preparation gravimetric point gravimetry gravimetry by satellite to satellite tracking

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。