“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	integral equation integral equation method integral equation Neumann series integral equation of convolution type integral equation of Fredholm type integral equation of Volterra type integral equation theory integral erection method integral exponent integral exponential function integral expression integral extension integral extension of a ring integral factor integral fast reactor integral field spectrograph integral field unit integral filtration integral form integral formula integral function integral functional integral funnel integral generator integral-geometric area

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。