“无线电运动”的概念、定义、翻译、参考文献-科学参考

单词	无线电运动
释义	无线电运动 Encyclopedia 教育学无线电运动释 radio communication contest无线电运动使用无线电器材进行业余训练和竞赛的一项活动。
随便看	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 positive map positive mapping positive mass conjecture positive matrix positive measure positive metric positive/negative helicity spinors

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。