“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	umbrella umbrella anchor winch umbrella clause umbrella effect umbrella fern umbrella fern family umbrella ferns umbrella graph umbrella hydro-generator umbrella pine family umbrella sampling umbrella species Umbrians umbric epipedon Umbriel Umeda Hiroaki Umehara Ryūzaburō Ume Kenjiro Umezaki Haruo UMHK UMi Umicore UMi system umkehreinwand umklapp process

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。