“圆周率”的概念、定义、翻译、参考文献-科学参考

单词	圆周率
释义	圆周率 Encyclopedia 理学〔术语和基本概念条目〕释 ratio of the circumference of a circle to its diameter圆周率欧几里得平面上圆周与直径的长度之比。 Mathematics ＞拓扑学与几何学＞初等几何学＞释义 number π; ratio of the circumference of a circle to its diameter圆周率 number π圆周率^† piπ，圆周率
随便看	folded waveguide slow wave circuit folded wave guide travelling wave tube fold harmony classification folding folding and gluing folding back folding belt folding blasting folding Brillouin zone folding cooperativity folding earthquake folding; fold folding; fold back effect folding function folding furniture folding mechanics folding pathway folding potential folding printing folding rod method folding stress state fold method fold of geomorphic surface fold-over fold plane

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。