“classification of coal mining roof”的概念、定义、翻译、参考文献-科学参考

单词	classification of coal mining roof
释义	classification of coal mining roof 煤矿顶板分级
随便看	Aliva concrete sprayer alive alive circuit alizapride alizarin alizarin, 1,2-dihydroxyanthraquinone alizarin blue alizarin-carmine alizarin dye alizarinopurpurin alizarin red alizarin red S alizarin test alizarin violet alizarin yellow alkalemia alkalescence alkalescent alkali alkali-aggregate reaction alkali albumin alkali alkyl alkali amide alkali and related elements alkali-antimonides

科学参考收录了1248194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。