“沥青”的概念、定义、翻译、参考文献-科学参考

单词	沥青
释义	沥青 Encyclopedia 理学石油地质学释 asphaltene沥青由高分子的烃类和非烃类组成的黑色到暗褐色的固态或半固态黏稠状物质。全部以固态或半固态存在于自然界，或由石油炼制过程制得，加热时逐渐融化。 Physics asphalt沥青，柏油 Chemistry ＞能源化学＞石油＞释义 asphalt沥青
随便看	population migration theories population model population moment population natural dynamics population of determinism population of labour force population of stars population opportunity window population parameter population persistence population pharmacokinetics，PPK population planning population policy population pressure population process population protected mode of medicinal resources Population pyramid Population quantity population random distribution population recruitment Population Registers population regulation population resource population-shift algorithm population size

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。