“下石盒子煤系”的概念、定义、翻译、参考文献-科学参考

单词	下石盒子煤系
释义	下石盒子煤系 Encyclopedia 理学二叠纪煤系释 xiashihezi coal measures下石盒子煤系中二叠世时期下石盒子组地层发育时期连续沉积形成的一套含有煤层并具有成因联系的沉积岩系。
随便看	exact symplectic mapping exact test exact trace exact triangle exact trilinear coordinate exact value EXAFS exaggerated modify Exaltation of the Holy Cross examination examinational and approval system for the admission of foreign investment examination and approval by the People's Congress examination and approval of budgets examination and approval of forest tree variety examination and approval system examination and employing of civil servants examination and evaluation of kidney disease examination and repair scheme examination essays examination for errands examination for meningeal irritation examination for the master's certificate Examination Halls examination object of illicit drugs examination object of poison

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。