“沥青分级体系”的概念、定义、翻译、参考文献-科学参考

单词	沥青分级体系
释义	沥青分级体系 Encyclopedia 工学道路沥青释 grading system of asphalt沥青分级体系沥青作为一种化工产品，必须按照某个技术指标进行等级划分，以形成不同的标号，满足不同地区和工程的需要。
随便看	radius of a sphere radius of beam waist radius of convergence radius of convexity radius of curvature radius of curvature in meridian radius of curvature in prime vertical radius of gyration radius of holomorphy radius of influence radius of inversion radius of meromorphy radius of molecular action sphere radius of normal curvature radius of nuclear charge radius of nuclear interaction radius of principal curvature radius of rotation radius of service radius of shadow radius of torsion radius of univalence radius of universe radius of well flow influence Radius protocol

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。