“回声规迹”的概念、定义、翻译、参考文献-科学参考

单词	回声规迹
释义	回声规迹 echo tracing
随便看	moving point moving range moving roller path moving runner moving scale moving screen moving seasonal variation moving sidewalk moving slowly moving spider moving stage moving staircase moving stairway moving stay follow-rest moving stop moving stripper moving submarine haven moving surface ship haven moving system moving table moving-tape system moving target movingtarget indication radar moving target indicator moving-target indicator

科学参考收录了1248194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。