“不连续随机变数方差”概念、定义、翻译-科学时代

单词	不连续随机变数方差
释义	人口学词汇手册不连续随机变数方差 variance of discrete random variables
随便看	custodian account custodian business custodian fee custodian fee custodian trustee custody custody custody custody custody custody agreement custody for trial custom custom custom custom custom custom custom customable goods custom and practice custom area customary belief customary deduction customary economy

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。