| 单词 | low-helix drill | 
| 释义 | low-helix drill [`lō ´hē·liks ´dril]  DESIGN ENGINEERING A two-flute twist drill with a lower helix angle than a conventional drill. Also known as slow-spiral drill.  | 
	
| 随便看 | 
	
  | 
	
科学参考收录了103327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。