“airport visual aids”的概念、定义、翻译、参考文献-科学参考

单词	airport visual aids
释义	airport visual aids Encyclopedia 工学飞行区释 airport visual aids机场目视助航设施在机场飞行区及其附近，为飞机驾驶员提供昼夜起飞、进近、着陆和滑行所需的目视引导信号而设置的工程设施。
随便看	normal storage level normal strain normal stress normal structure normal student normal subgroup normal subgroup series normal subgroup system normal subloop normal subobject normal subquasigroup normal subsemigroup normal subspace normal sum distribution normal summability normal surface normal system normal system of partial differential equations normal tail normal temperature and pressure normal tensor normal theta-function normal time normal to a curve normal to a 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。