“沼气”的拼音？

周围的矿井里的确有沼气聚积。Methane gas does collect in the mines around here.废物腐烂时会产生沼气。As the waste materials decompose, they produce methane gas.目前我国户用沼气推广应用的规模上居国际首位.The application scale of digester is the first one in the world....

“沼气”的英语可以翻译为：methane，fire-damp，gas，marsh gas ...