“shell bit”的概念、定义、翻译、参考文献-科学参考

单词	shell bit
释义	shell bit 筒形钻
随便看	jackleg jack lever jacklift jack lift jack lift point jack line jackmanizing jack marking jack mechanism jackmill jacknut jack off jack pad jack pad assembly jack panel jack per line jack plane jack-post jack pot jack-pump jack rack jack rafter jack rail bender jack ring jackrod

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。