“non-negative definite quadratic estimate”概念、定义、翻译-科学时代

单词	non-negative definite quadratic estimate
释义	数学词汇手册 non-negative definite quadratic estimate 正半［非负］定二次估计
随便看	floatation bag flo(a)tation cell floatation cost floatation cost floatation cost floatation of shares floatation of shares floatation plane floatation tank float away floatboard float coal float coefficient float control float current meter float downward floated gyro floated gyroscope floated gyroscope floated PIGA floater floater floater floater floater

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。