Sihe mine is endowed with rich coal bed methane resources. The concentration of recovered underground gas is high, and the gas can be utilized for many purposes.

晋城寺河煤矿煤层气资源丰富，井下抽采煤层气的浓度高，可作为多种用途。

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So researchers have long sought to use the energy in sunlight to generate energy-rich chemical fuels, such as hydrogen gas, methane, and gasoline, that can be burned anytime anywhere.

因此长期以来，研究人员一直在设法利用太阳能来制造富含能量的化学燃料，如氢气、甲烷和汽油等，以便能够随时随地燃烧。

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The sulfides in sediments of Dongsha area were probably formed by the methane-rich fluids, which originated from the decomposition of underlying gas hydrate. As a resu…

浅层沉积物中高含量的硫化物与天然气水合物分解形成的甲烷流有直接的关系，反映了下部沉积物中可能存在天然气水合物。

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