... geochemical endemia 地球化学地方病 geochemical differentiation 地球化学分异酌 ; 地球化学分异作用 geochemical reconnaissance 地球化学普查 ; 地球化学踏勘 ...
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regional geochemical differentiation 区域地球化学分异
Their petrological and geochemical characters suggest that the host rock of the xenoliths is basanite, and the magma has not experienced obvious differentiation and assimilatory contamination.
岩石学和地球化学特征揭示包体寄主岩为碧玄岩，岩浆没有经历明显分异和同化混杂作用。
By analysis of the geochemical field of Heicigou gold ore field, the intensive differentiation of that corresponds with regional geological process.
通过对黑刺沟金矿田地球化学场的初步分析认为：黑刺沟金矿田金元素的强烈分异作用与区域性地质作用有关。
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