“Yanshan Shanmai”的概念、定义、翻译、参考文献-科学参考

单词	Yanshan Shanmai
释义	Yanshan Shanmai Encyclopedia 理学燕山山脉释 Yanshan Shanmai燕山山脉华北地区山脉，古代农耕文明与游牧文明的过渡带。
随便看	per mil permil permillage per mille perminvar permissibility permissible permissible concentration-short term exposure limit permissible concentration-time weighted average permissible control permissible epimorphism permissible error permissible function permissible information set permissible information vector permissible law permissible monomorphism permissible stress design method permissible value permission permission to produce audio-visual products permission to publish audio-visual products permission to reproduce audio-visual products permission to sell audio-visual products permissive

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。