“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	A.-C. Clairaut A.-C. Clairaut (1713—1765) acclimation acclimation of fish to low temperature acclimation transplanting acclimatization acclimatization of aquatic species accommodating payment accommodation accommodation and catering industry turnover accommodation coefficients accommodation module accommodation space accommodative transfer accompaniment accompanying frame Accompany to Dawn accomplice accomplishment of a crime accomplishment verb AC contactor A.C.converter circuit accordiaon-formed memorial to the throne accordion accordion-formed memorial of congratulations to the throne to pay respects

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。