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区域地球化学勘查
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区域地球化学勘查
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地球化学勘查
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regional geochemical exploration
区域地球化学勘查
系统测量和研究广大地区内天然物质(水系沉积物、湖积物及水、气、岩石等)中多种元素含量、地球化学指标及其空间分布特征、迁移、富集规律,以及与各种地质过程、地质特征和区域成矿作用之间的关系,为区域地质找矿、成矿预测、基础地质研究,以及环境和农林牧业等领域提供高精度、高质量基础地球化学资料的方法。属于地球化学勘查的分支学科。简称区域化探。俗称化探扫面。又称区域地球化学调查、区域地球化学填图。
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contract of charter party
contract of novation
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contracture
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