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- surface geochemical survey 地表地球化学测量
- The potential of such a primary geochemical survey is demonstrated. 这类区域性的地球化学测量显示出它的有效性。
- The work area belong to dry mountain,suitable develop areal geochemical survey. 工作区属于干旱高山区,适宜开展区域地球化学测量工作。
- Comprehensive geochemical surveys are analysed. 广义的地球化学普查需要分析。
- Placer gold in Nanjing has a clear feature of Earths surface geochemical and biochemical origin, different from the traditional mechanical origin. 福建南靖砂金地表地球化学、生物化学成因特征明显,不同于传统的机械成矿模式。
- A new geochemical survey may expose the extent of China's soil contamination problem. 新一轮的全国性的土壤污染状况调查暴露出污染的程度。
- Burma Feicui was subjected to surface geochemical process, resulting in the formation of special weathering crust, which is of great value of technological application. 缅甸翡翠在表生地球化学作用下,常形成特殊的风化皮壳,并具有较高的工艺利用价值。
- The Tonghai-Xinyang regional geochemical survey is a component part of the nationwide regional geochemical survey. 摘要桐柏-信阳一带区域地球化学调查是全国区域化探扫面的一部分。
- The application of 3% nitric acid and 3% aqua regia yielded good results in nanoscale material geochemical survey in known concealed ore districts. 在已知隐伏矿区,选用3%25硝酸、3%25王水为捕集剂的纳米物质测量试验获得良好效果。
- By using data of surface geochemical exploration,it is quite accurate to evaluate the conditions of saving oil gas fields especially for those leaking ones owing to be destroyed in last period. 利用地表油气化探资料可以较准确地判断油气藏保存条件的好坏,尤其对于已存在过又遭后期破坏的泄漏油气藏。
- It is considered that -100 mesh can be used for low density deep penetration sampling in geochemical survey, and that sampling with this granularity can help to find anomaly effectively. 经对比研究认为,-100目可以满足低密度深穿透地球化学详细测量采样要求,该粒级能够有效地发现异常。
- The author suggests strengthening the study of surface geochemistry, especially the study of organic matter, and has worked out geochemical prospecting techniques suitable for locating geochemical anomalies in the forest-swamp terrain. 提出加强表生地球化学研究,特别是对有机质的研究,确定适合于森林沼泽区异常追踪查证方法技术的化探工作发展方向。
- multi-purpose geochemical survey 多目标地球化学调查
- multipurpose regional geochemical survey 多目标地球化学调查
- The paper sumed up the effect of geochemistry survey systematicaly in this area. 文章阐述了土壤地球化学测量的方法技术和找矿效果。
- nanometer particle geochemical survey 纳米级微粒测量
- landscape areas for geochemical survey 地球化学景观区
- First we adopt stream sediment sampling to circle Au anomaly then carry out soil geochemistry survey to reduce target area, finally geological prospect to locate gold ore bodies. 先采用水系沉积物测量圈出异常,然后进行土壤(岩石)测量缩小靶区,最后进行地质普查,发现金矿(化)体。
- multi-purpose regional geochemical survey 多目标地球化学调查
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。