“sand”的概念、定义、翻译、参考文献-科学参考

单词	sand
释义	sand Encyclopedia 工学[矿物材料]释 sand砂一种粒径在0.05～2毫米的碎屑。农学砂粒释 sand砂粒土壤物质中粒组直径在50微米（美国制）或20微米（国际制）～2毫米的成分。是土壤物质的最大粒组。理学﹝土力学基本概念﹞释 sand砂土粒径大于2毫米的颗粒含量不超过全重50%，且粒径大于0.075毫米的颗粒含量超过全重50%的无黏性土。
随便看	Literary and Art work Team in North China literary appreciation literary authenticity literary canon literary classics Literary Commentaries Through History literary communication literary concept literary conception literary conflict literary content literary context literary creation literary criticism literary criticism in the Three Kingdom Periods and the Jin Dynasty literary criticism of the Sui, the Tang and the Five-Dynasties literary culture Literary Examination literary expression Literary Films literary form Literary Garden literary genres literary geographical names Literary Geography

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。