火星甲烷的特定同位素组成能揭示它的来源是生物化学活动还是来自于地质化学过程。

The Mars methane's specific isotopic makeup could reveal whether its origins are biochemical or geological.

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土壤地球化学过程，即元素的生物积累过程与地质淋溶过程在同一空间的矛盾过程。

Soil geochemistry is a process of biological accumulation and geological leaching of elements in same space.

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烃类垂向运移是一个复杂的地质地球化学过程，严格受边界条件控制，在地质历史上具有一定的阶段性。

Hydrocarbon vertical micro migration is a complicated geological geochemical process. It is strictly controlled by boundary condition, possesses stages in geological history.

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