“button die”的概念、定义、翻译、参考文献-科学参考

单词	button die
释义	button die [`bǝt·ǝn ´dī] ^{DESIGN ENGINEERING} A mating member, usually replaceable, for a piercing punch. Also known as die bushing.
随便看	practical entropy practical system practical units practice ammunition practice mine praecipitatio Praesepe pragma pragmatics prairie prairie climate prairie dog prairie soil prairie wolf Prandtl-Glauert rule Prandtl-Meyer flow Prandtl number prase praseodymium prase opal prasinite Prasinovolvocales prasopal pratincolous Pratt truss

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。