“下三角矩阵”概念、定义、翻译-科学时代

单词	下三角矩阵
释义	统计学词汇手册 lower triangular matrix 下三角矩阵
随便看	cone cone cone cone cone cone conea cone and plate viscometer cone and screw mixer cone-bract cone breaker cone buoy cone cell cone cell cone cell cone channel cone chuck cone classifier cone classifier cone condition cone crusher cone cut coned-bore gun cone defoamer cone dewaterer

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。

lower triangular matrix