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rock geochemical exploration 地球化学勘查
Class C: geophysical exploration; geochemical exploration; rock ore appraisal and testing. 丙级：地球物理勘查；地球化学勘查；岩矿鉴定与岩矿测试。
Geochemical exploration is a way for oil and gas prospection. 化探是油气勘查的一种手段。
Class A: areal geology survey; solid mineral exploration; geochemical exploration; aerial remote sensing; rock ore appraisal and testing; mineral smelting and processing. 5210149甲级：区域地质调查；固体矿产勘查；地球化学勘查；遥感地质勘查；岩矿鉴定与岩矿测试；选冶加经试验。
Class C: hydrogeology survey;engineering geology survey;environment geology survey; geophysical exploration; geochemical exploration; rock ore appraisal and testing. 丙级：水工环地质调查；地球物理勘查；地球化学勘查；岩矿鉴定与岩矿测试。
Class A: areal geology survey; hydrogeology survey; engineering geology survey; environment geology survey; geophysical exploration; geochemical exploration; rock ore appraisal and testing. 56612812甲级：区域地质调查；水文地质调查；工程地质调查；环境地质调查；地球物理勘查；地球化学勘查；岩矿鉴定与岩矿测试。
Class C: geochemical exploration; establish mineral exploration infrastructure. 丙级：地球化学勘查；勘查工程施工。
Class A: areal geology survey; hydrogeology survey; engineering geology survey; environment geology survey; solid mineral exploration; liquid mineral exploration; geochemical exploration; remote sensing geology exploration; rock ore appraisal and testing. 84805680甲级：区域地质调查；水文地质调查；工程地质调查；环境地质调查；固体矿产勘查；液体矿产勘查；地球化学勘查；遥感地质勘查；岩矿鉴定与岩矿测试。
Combination of geochemical exploration and geology leads to the discovery of Jinlongshan Au deposit. 摘要金龙山金矿是化探与地质普查相结合的方法找到的。
Non seismic methods for oil include all geophysical geochemical exploration except seismic exploration one. 非地震找油是对除地震勘探方法以外的物化探找油方法的总称。
Class C: hydrogeology survey; engineering geology survey; environment geology survey; geochemical exploration. 丙级：水文地质调查；工程地质调查；环境地质调查；地球化学勘查。
In this paper, the author has studied the method of fuzzy clu-ster analysis, and having applied it to geochemical exploration. 作者在本文中研究了模糊聚类分析在化探中的应用,为地质找矿提供了一种新的方法。
Class C: hydrogeology survey; engineering geology survey; environment geology survey; solid mineral exploration; geochemical exploration. 丙级：水文地质调查；工程地质调查；环境地质调查；固体矿产勘查；地球化学勘查。
To solve the problem about multi-map systemic error correction in regional geochemical exploration, a computing method based on the least squares methods is developed. 为解决区域化探中的多图幅系统误差校正问题,提出了一种最小二乘准则下的计算方法。
rock geochemical characteristics 岩石地球化学特征
Class A: geophysical exploration; geochemistry exploration. 6724114甲级：地球物理勘查；地球化学勘查。
Nevertheless, the study of this theory has been very insufficient, which affects the deepgoing study and extensive application of oil and gas geochemical exploration. 因此加强烃类垂向微渗漏理论研究是油气化探发展的重要方向。
Class B: areal geology survey; hydrogeology survey; engineering geology survey; environment geology survey; geophysical exploration; geochemical exploration. 乙级：区域地质调查；水文地质调查；工程地质调查；环境地质调查；地球物理勘查；地球化学勘查。
On the condition of nullity or little effect by using conventional geophysical and geochemical exploration methods anomaly may be discovered and strengthened. 也可用于厚层外来堆积物覆盖区，在常规物、化探方法无效或效果不佳的情况下发现和强化异常。
Oil and gas geochemical exploration technique is a direct deploration technique based on the detection of the subtle matters dominated by hydrocarbon gases. 油气化探技术以检测烃类气体为主的直接方法,具有快速、有效、成本低的优势,在天然气勘探中可发挥积极的作用。