“（光线）径迹”概念、定义、翻译-科学时代

单词	（光线）径迹
释义	请查阅弹道--径迹--轨迹--轨道--（光线）径迹--（射体）轨道
随便看	reference catalogue reference chart reference check reference check reference checking reference circle reference circuit reference coil reference collection reference column reference column reference condition reference condition reference condition reference cone reference cone apex reference configuration reference copy reference counting reference current reference cycle reference cycle reference data reference data reference database

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。