“tracing needle”的概念、定义、翻译、参考文献-科学参考

单词	tracing needle
释义	tracing needle 描图针
随便看	thread plug ga(u)ge thread polishing machine thread producing machine thread profile thread protector thread rating thread restoring tool thread ring ga(u)ge thread roller thread rolling thread-rolling die thread rolling die thread rolling feeder thread rolling feeders thread rolling machine thread root thread root diameter thread sealing mechine thread sewing machine threads per inch thread spike thread spindle thread spinner thread steel nail thread-stitching

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。