“鳞片煤”的概念、定义、翻译、参考文献-科学参考

单词	鳞片煤
释义	鳞片煤 Encyclopedia 理学〔构造煤分类〕释 scaly coal鳞片煤受到强烈剪切或多次不同方向剪切作用，破碎成透镜状或鳞片状的煤。
随便看	positive semi-definite rational function positive semigroup positive semiorbit positive semi-trough positive sense positive sense single-stranded RNA virus positive sequence positive series positive side positive sidelight positive sign positive skewness positive solution positive species interaction positive spinor positive staining positive strain energy positive strand positive subspace positive supportive reaction positive (symmetric) operator positive symmetric operator positive system of roots positive term positive term series

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。