“煤焦油加氢”的概念、定义、翻译、参考文献-科学参考

单词	煤焦油加氢
释义	煤焦油加氢 Encyclopedia 工学炼焦释 coal tar hydrogenation煤焦油加氢煤焦油在氢气、催化剂作用下，生产石脑油馏分、柴油馏分等燃料油和化学品的过程。
随便看	primitive period parallelogram primitive permutation group primitive polynomial primitive polytope primitive porcelain Primitive Porcelain of Yinxu primitive prime factor primitive proposition primitive pseudogroup primitive pseudoperfect number primitive Pythagorean triple primitive quadratic form primitive recursion primitive recursive arithmetic primitive recursive attribute primitive recursive description primitive recursive function primitive recursive isomorphism primitive recursiveness primitive recursive operation primitive recursive predicate primitive recursive relation primitive recursive scheme primitive recursive set primitive recursive transformation

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。