“目视航图”的概念、定义、翻译、参考文献-科学参考

单词	目视航图
释义	目视航图 Encyclopedia 工学〔通用航空保障〕释 aeronautical chart of VFR目视航图飞行员在目视飞行规则下，依托地形、地貌、地标等地面环境作为主要导航依据的民航航图，是低空目视飞行的运行基础和重要保障。
随便看	closed convex hypersurface closed convex set closed convex surface closed covering closed current closed curve closed-curve problem closed cycle closed cycle engine closed-cycle refrigerator closed differential closed differential field closed differential form closed differential relation closed disk closed domain closed drain system closed-easy-axis closed economy closed ecosystem closed edge sequence closed edge train closed elastic drive closed element closed embedding

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。