The ubiquity of phenanthrene series, chrysene series compounds, perylene and retene compounds in the sediment indicated that PAHs mainly came from the terrestrial plants.
样品中检测到角鲨烯，
明这一地区存生物甲烷合成和细菌作用，具有生成油
及天然水合物可能性。
The ubiquity of phenanthrene series, chrysene series compounds, perylene and retene compounds in the sediment indicated that PAHs mainly came from the terrestrial plants.
样品中检测到角鲨烯，明这一地区存生物甲烷合成和细菌作用，具有生成油及天然水合物可能性。
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