“古近纪煤系”的概念、定义、翻译、参考文献-科学参考

单词	古近纪煤系
释义	古近纪煤系 Encyclopedia 理学含煤地层释 paleogene coal measures古近纪煤系古近纪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	left regularity left regularizer left regular representation left regular ring left regular semigroup left remainder left representation left representation module left representative left representative system left residual left resolution left reversibility left reversible semigroup left Riemann integral left-right axis left right correlation left-right correlation left/right hand spinors (left,right) ideal of an algebra left (right) parametrix left-right points combination，left-right points association left (right) serial ring left ring left R module

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。