“postal signs”的概念、定义、翻译、参考文献-科学参考

单词	postal signs
释义	postal signs Encyclopedia 工学邮政专用标志释 postal signs邮政专用标志邮政企业专用，表明邮政特征，便于公众识别的颜色、符号、图案等。是中国邮政鸿雁徽标（见邮徽）及中文专用、英文专用字组合形成的图形。邮政专用标志代表中国邮政集团公司。
随便看	convexifiable topological space convexification convex integration convex intersection convexity convexity coefficient convexity condition convexity constraint convexity downward convexity inequality convexity limit convexity modulus convexity problem convexity property convexity radius convexity theorem convexity upward convex kite convex lattice convex lens convex linear combination convexly convex manifold convex mapping convex metric

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。