“直沟丝锥”的概念、定义、翻译、参考文献-科学参考

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。

单词	直沟丝锥
释义	直沟丝锥 straight fluted tap
随便看	optical frequency optical frequency amplifier optical frequency branch optical frequency converter optical frequency division multiplex optical frequency domain reflectometer optical frequency mixing optical frequency shift optical frequency translation optical fundus optical fuse optical gain optical galaxy optical gate optical gauge optical generation optical generator optical glass optical glass blank optical glass material optical goniometer optical grating optical grating measuring system optical grid lines optical grinding