“John Loudon MacAdam”的概念、定义、翻译、参考文献-科学参考

单词	John Loudon MacAdam
释义	John Loudon MacAdam Encyclopedia 工学〔著名土木工程人物〕释 John Loudon MacAdam马克当，J.L. （1756-09-21～1836-11-26）英国公路工程专家。
随便看	nonnegative combination nonnegative definite nonnegative definite kernel nonnegative definite matrix nonnegative definiteness nonnegative definite quadratic estimate non-negative definite quadratic estimator nonnegative divisor nonnegative element nonnegative function nonnegative integer nonnegative integral kernel nonnegative manifold nonnegative matrix non-negative matrix factorization nonnegative measure nonnegative number nonnegative operator nonnegative orthant nonnegative partial sum nonnegative quadratic form nonnegative semi-definite matrix nonnegative solution nonnegative splitting nonnegativity

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。