“asphalt used in roofing”的概念、定义、翻译、参考文献-科学参考

单词	asphalt used in roofing
释义	asphalt used in roofing Encyclopedia 工学石油沥青释 asphalt used in roofing建筑沥青加入许多改性助剂（如橡胶、萜烯类树脂、塑料、干性油等）满足建筑工程方面需要的石油沥青。
随便看	direct nucleon decay direct numerical integration scheme direct numerical method direct numerical simulation Director director Directorate for Imperial Accouterments Directorate for Imperial Temples directorate-general　 Directorate of Astronomy and Calendar Directorate of Waterways direct orbit director-choreographers in integrated musicals director circle director cone director curve direct organogenesis director-general of grain transport director-general of the Grand Canal director hammer percussion direct orientation director of a bureau Director of Archery Storehouse Director of Dragon director of editorial department

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。