“unrestricted random sampling”的概念、定义、翻译、参考文献-科学参考

单词	unrestricted random sampling
释义	unrestricted random sampling 无条件限制随机抽样无限制随机采样非限制随机抽样
随便看	pan tile pantiled roof panting panting action panting beam panting center pantobase pantocaine pantochromic pantocidum pantocrine pantocrin injection pantocrin oral liquid Pantodontidae pantodrill pantograph pantograph copying grinder pantograph jack pantograph link pantograph ratio pantograph trolley pantoic acid pantometer pantomimia pantomography

科学参考收录了1248194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。