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There are known to be enormous Cenozoic coal‐type oil and gas resources located in the basins of the South China Sea, among which the Paleogene coal‐measure source rock are one of the main source rock. In order to more effectively analyze the distribution laws of coal‐measure source rock in marginal sea basins and guide coal‐type oil and gas explorations, the Oligocene coal‐measure source rock in...
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