“mine gas”的概念、定义、翻译、参考文献-科学参考

单词	mine gas
释义	mine gas Encyclopedia 理学矿山工程地质问题释 mine gas矿井瓦斯矿井中主要由煤层气构成的以甲烷（CH4）为主的易燃易爆等气体的总称。
随便看	Free inner core nutation free ion activity model free-ion model free ion pairs free iron oxides free jet free jet test free knot free lattice free-law school of law free Lie algebra free living nitrogen fixation free living nitrogen fixing bacteria free loop free loss free L-space freely freely acting group freely and all-round development of human being freely deformable surface freely falling body freely formed sequence freely generated group freely homotopic map freely indecomposable group

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。