“variace-covariance matrix”的概念、定义、翻译、参考文献-科学参考

单词	variace-covariance matrix
释义	variace-covariance matrix Encyclopedia 工学精度释 variace-covariance matrix方差-协方差矩阵随机变量的方差和协方差的集合。是以随机变量的方差为主对角元素，随机变量间的协方差为非主对角元素构成的一个对称方阵。
随便看	atmospheric ozone measurement atmospheric parameter atmospheric particle chemistry atmospheric particulate characterization atmospheric particulate matter atmospheric perspective atmospheric perturbation atmospheric photochemistry atmospheric physics atmospheric plasma atmospheric pollution chemistry atmospheric pollution disaster atmospheric pollution effect atmospheric pollution in agricultural area atmospheric predictability atmospheric pressure atmospheric pressure change atmospheric pressure chemical ionization atmospheric pressure chemical ionization (APCI) atmospheric pressure ionization atmospheric pressure ionization (API) atmospheric pressure measuring instrument atmospheric pressure non-equilibrium plasma atmospheric pressure plasma atmospheric quality assessment

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。