地球化学示踪物 geochemical tracer
REE地球化学示踪 geochemical trace of REE
钪地球化学示踪 Sc geochemical indicator
稀土元素地球化学示踪 REE geochemical tracing
岩石地球化学示踪和地层学研究表明，冈底斯带石炭纪为伸展背景下的冈瓦纳陆缘裂陷环境。
Geochemical and stratigraphical studies suggest that the tectonic setting of the Gangdese region is depressional rifting to the northern margin of Gondwanaland.
已有的研究表明，油气的物性参数、地球化学特征以及储层的地球化学特征等都可以作为油气运移的示踪指标。
The foregone achievements show the physical properties and the geochemistry characters of oil and gas can be used as the main index of its migration.
另外碳氮同位素及其比值在当前的河流有机质生物地球化学研究中仍起着非常重要的示踪作用。
In addition, carbon and nitrogen isotope and its ratio was important indicator in the riverine biogeochemistry study.
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