“performance of sand and stone”的概念、定义、翻译、参考文献-科学参考

单词	performance of sand and stone
释义	performance of sand and stone Encyclopedia 工学砂石材料释 performance of sand and stone砂石材料性能砂石材料多为天然材料或工业副产品，性能各异且质量波动较大。其性能对土木工程用各类混合料的技术性能、施工和易性的影响不可忽视。为了正确认识、合理选择、科学使用砂石材料，应了解和掌握砂石材料的性能，以保证土木工程的技术要求和建筑质量。
随便看	obsessive-compulsive personality disorder obsessive compulsive related disorders obsidian Obsidian Hydration Dating obsidianite obsolescence law of literature and information obsolete character obsolete old word obstacle obstacle perception of people with visual impairments obstacle problem obstacle scattering obstacles to policy termination obstacle vehicles OB star obstertrics-gynecology hospital（Maternity Hospital） obstetrical procedure in female livestock obstetric and gynecologic clamp obstetric and gynecologic hook & needle obstetric and gynecologic knife obstetric and gynecologic scissors obstetric and gynecologic surgical operation instruments obstetric and gynecologic tweezer & clip obstetric apparatus for domestic animals Obstetrician

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。