“宣威煤系”的概念、定义、翻译、参考文献-科学参考

单词	宣威煤系
释义	宣威煤系 Encyclopedia 理学二叠纪煤系释 xuanwei coal measures宣威煤系晚二叠世宣威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	island island arc island arc basalt island arc igneous tectonic assemblages island arc tholeiite island biogeography island chain island chart island community Island culture Island Dispute Case island ecological restoration island ecology destroying island effect of poverty island fog Island Hopping island-mainland datum connection survey island of automation island of expertise Island of Gorée of Senegal World Culture Heritage island of inversion island of isomerism Island of Newfoundland island of stability island of stability; stability island

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。