中国多年冻土区天然气水合物地球化学勘探技术研究进展
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Research Progress of Geochemical Exploration Technology for Natural Gas Hydrate in the Permafrost Area, China
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图1. 祁连山多年冻土区甲烷碳同位素地球化学图 |
Fig.1. Contour map of methane carbon isotopes in the Qilian Mountain permafrost |
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