“aviation geography”的概念、定义、翻译、参考文献-科学参考

单词	aviation geography
释义	aviation geography Encyclopedia 理学航空地理学释 aviation geography航空地理学研究航空运输与地理环境的关系、航空线路及航空港空间分布及其发展规律的学科。
随便看	positive leap second positive lens Positive likelihood ratio positive limit point positive limit set positive linear functional positive linear operator positive link positive literal positive logic positive logical calculus positive logical formula positive lossless storage positively definite positively definite form positively definite kernel positively definite matrix positively definite quadratic form positively graded module positively invariant subspace positively oriented base positively semi-definite positively stable point positively stable solution positive manifold

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。