“four fractions”的概念、定义、翻译、参考文献-科学参考

单词	four fractions
释义	four fractions Encyclopedia 工学原油评价释 four fractions四组分重质油品中饱和烃、芳香烃、胶质和沥青质四个族组分。其含量用质量分数表示。
随便看	temperature measuring equipment temperature measuring instrument temperature method temperature metrology temperature monitor temperature monitoring temperature national primary standard temperature noise temperature of pavement temperature of solidification temperature on the Kelvin scale temperature-ordered product temperature primary standard temperature profile in fields temperature programme temperature programmed desorption temperature-programmed desorption temperature programmed desorption (TPD) temperature-programmed desorption (TPD) temperature programmed gas chromatography temperature-programmed gas chromatography temperature programmed reduction temperature-programmed reduction temperature programmed reduction (TPO) temperature-programmed reduction (TPO)

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。