“USM”的概念、定义、翻译、参考文献-科学参考

单词	USM
释义	USM Encyclopedia 工学特种加工技术释 ultrasonic machining technology;USM超声加工技术利用工具端面做超声频振动，通过磨料悬浮液加工硬脆材料的加工方法。
随便看	dual principle dual problem dual process dual processing theory dual program dual programming dual projection dual projective line dual projectivity dual proposition dual propositions dual purpose bamboo forest dual-purpose Cattle dual-purpose exploratory well dual-purpose shorthorn cattle dual quantifier dual-quaternion strap-down algorithm dual queueing system dual randomization dual-rate lunar position camera dual-rate moon camera dual referral dual regular polyhedron dual relation dual representation

科学参考收录了854744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。