本文着重论述了山门银矿地球化学特征； 水系沉积物，土壤及原生地球化学异常特征和分带性。
This paper mainly describes the geochemical characteristics, primary geochemical anomaly characteristics of water-laid deposits, soil and the zonation.
水系沉积物中铜异常偏弱、流长偏短是青海干旱草原区化探异常的普遍现象。
It is a common phenomenon in the geochemical exploration in arid prairie of Qinghai that the dispersion length of copper anomaly is short and the anomaly is weak in stream sediments.
而水系沉积物地球化学异常，由于以机械搬运为主，其元素组合与原生组合相近。
The geochemical elementary assemblage of stream sediments is similar to the primary elementary assemblage because the mechanical transportation as the main transportation way.
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