“双凹透镜”的概念、定义、翻译、参考文献-科学参考

单词	双凹透镜
释义	双凹透镜 Physics 光学、声学光学 biconcave lens, double concave lens双凹透镜 biconcave lens双凹透镜^† double concave lens双凹透镜^† Astronomy biconcave lens; double concave glass; double concave lens双凹透镜
随便看	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 positive map positive mapping

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。