“relative density”的概念、定义、翻译、参考文献-科学参考

单词	relative density
释义	relative density Encyclopedia 工学粉末冶金检测技术释 relative density相对密度粉末冶金材料的实测密度（）与理论密度（s）之比，即/s。
随便看	rating scale ratings fulfilled Rating Standards for Cultural Relic Collections rating system of for-profit publishing units ratio ratio chromatism ratiocination ratio control ratio control system ratio data ratio distribution ratio enhancement ratio ergodic theorem ratio-ergodic theorem ratio error ratio estimate ratio estimator ratio imputation ratio level ratiometer rational rational action rational action paradox rational agent rational amicable pair

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。