“certification for reference substances”的概念、定义、翻译、参考文献-科学参考

单词	certification for reference substances
释义	certification for reference substances Encyclopedia 医学标准物质定值释 certification for reference substances标准物质定值对标准物质特性量赋值的全过程，是一种具有保存、复现和传递量值功能的计量器具。
随便看	non polar polymer non-polar polymer nonpolar polymer nonpolar resistive switching non polar solvent non-polar solvent nonpolar solvent nonpolar substrate non-polar variation of latitude non-police activities non-pollution cultivation non-pollution point non-polynomial Lagrangian non-positional number system nonpositive nonpositive integer nonpositive integral kernel nonpositive matrix nonpositive operator nonpositive semi-definite matrix non-positivity nonpotenciality (nonpotentiality) of magnetic field non-potentiality non-potential motion non-precise data

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。