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1)  geochemical district
地球化学区
1.
Based on the ore-forming geological backgrounds, the study area is divided into 4 geochemical districts.
以研究区成矿地质背景为基础,将其划分为4个地球化学区,从多重分形理论出发,应用“元素含量—面积”模型方法,对各区主要成矿元素的地球化学(异常)场进行分析研究。
2)  geochemistry mapping
地球化学区划
1.
Preli mi nary study on relationship of geochemistry mapping and products of designations of origin or geographical indications;
地球化学区划与原产地域产品保护初探
3)  regional geochemical field
区域地球化学场
4)  Regional geochemistry
区域地球化学
1.
The regional geochemistry, REE geochemistry and sulfur and lead isotopic compositions of the ore-forming prospective region in Shagou-Yingpan, Shaanxi Province showed that the ore-forming process is of multiperiod, multiple source and multiple mechanism.
对秦岭碰撞带两侧的宁陕沙沟 -柞水营盘金成矿远景区的地球化学研究 ,包括了区域地球化学背景、稀土元素地球化学、硫铅同位素组成等。
2.
Multipurpose investigation and evaluation of regional geochemistry is a basic investigation and evaluation program majoring in basic geology,potential resources and entironment and including regional geochemical investigation and regionally ecological geochemistry.
多目标区域地球化学调查评价,是针对第四纪覆盖区开展的以基础地质、资源潜力与生态环境等为主要内容的基础性调查与评价工作,包括区域地球化学调查与区域生态地球化学评价两个层次的工作内容。
3.
Regional structure and regional geochemistry are two basic ore-controlling factors.
成矿是一种复杂的地质作用,区域构造与区域地球化学是控制成矿的基本要素。
5)  landscape areas for geochemical survey
地球化学景观区
6)  geochemical division
地球化学分区
1.
Based on the chemical analyses of Precambrian and Paleozoic clastic rocks and granitic rocks, in conjunction with the characteristics of regional mineralization and tectonic evolution, the geochemical division patterns have been established for the two areas of Precambrian and Paleozoic ages.
基于对断面域前寒武纪基底、古生代碎屑岩和花岗质岩石的化学组成分析,结合区域成矿和构造演化特征,建立了断面域前寒武纪和古生代两个不同时间域的地球化学分区。
2.
Based on the analysis of chemical composition and tectonic background of different rocks,and associated with regional mineralization,the geochemical divisions at differenttime area,base geochemical regions at precambrican era and tectonic geochemical regions atplaeozoic era are established.
长春130061)关键词地学断面,地球化学分区,地球计学分带,构造演化地学断面的地球化学研究的目的是为了查明断面域地壳一上。
补充资料:生物地球化学区
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性质:地质、地形、气候、水文、土壤、植物和人文等多种因素综合作用,使地表元素缺乏或过剩,从而引起生物与环境化学平衡遭到破坏的区域。据成因中国生物地球化学区有七种类型:蒸发浓缩型;矿床和矿化地层型;矿泉型;生物积累型;湿润山丘型;沼泽泥炭型;沙土型。

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