“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	water supply project management water supply system water supply system for fire fighting water supply system of hydropower station water supply system of laboratory water supply system of outdoor water supply system of production water supply type water surface leveling water surface slope discharge measurement water surface traction test water surge water survey water swelling strip water system layout in garden water system of hydropower station water system planning water table depth water tariff water temperaturein marginal sea of China water temperature measuring instrument water temperature observation water test water thawing equipment water-tight

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。