“characteristic ray”的概念、定义、翻译、参考文献-科学参考

单词	characteristic ray
释义	characteristic ray Mathematics ＞偏微分方程＞偏微分方程基础＞释义 characteristic ray特征射线 characteristic ray特征射线^†
随便看	Pederson pedestal pedestal crater pedestrian and bicycle traffic system pedestrian and non-motor vehicle transportation planning pedestrian bridge pedestrian crossing facilities pedestrian detection pedestrian management pedestrian navigation pedestrian pocket pedestrians overpass facilities pedestrian street pedestrian system pedestrian transport facilities pedial pediatric occupational therapy pediatric physical therapy pediatrics pediatric speech therapy pedicel pedicellaria pediculosis pedigree pedigree analysis

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。