“地动仪”的概念、定义、翻译、参考文献-科学参考

单词	地动仪
释义	地动仪 Chang's seismograph
随便看	drill pipe ga(u)ge drill pipe joints drill planter drill planting method drill plate drill point drill point angle drill point grinder drill pointing machine drill points drill press drill press grinding drill press parts drill press sleeve drill press socket drill press spindle drill pressure drill reamer drill record drill rig drill rocker drill rod drill runner drill scout drill seeder

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。