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- elemental geochemical cycle 元素地球化学循环
- As an important river in the world, the sediments of the Red River has been paid little attention for the elemental geochemical research. 红河是世界上重要的河流之一,但其沉积物的地球化学研究却几乎没有。
- Study also shows that element geochemical method is useful in provenance discrimination, because it can effectively avoid the influence of hydraulic sorting. 分析表明元素地球化学方法在沈积物物源判别时,可有效的避免水动力因素影响,取得较好的效果。
- This paper analyzes the mode of occurrence and mineral chemical , petrochemical and element geochemical characteristics of eclogite in the Dabie Mountains area. 本文分析了大别山地区榴辉岩的产出特点,矿物化学、岩石化学及元素地球化学特征。
- Major and trace element geochemical data show that this deposit was formed in a restricted aulacogen against the setting of an active continental margin. 沉积岩的主元素和特征微量元素地球化学研究表明,该矿床形成于活动大陆边缘的局限裂陷海盆环境。
- The Platinum-group element geochemistry in chemical geodynamics. 化学地球动力学中的铂族元素地球化学。
- The Hercynian geochemical domain is subdivided into the Dachang geoche-mical stage and the Heshan geochemical stage, four geochemical cycles and12 geochemical facies. 对海西地球化学域划分为大厂和合山两个地球化学阶、进而划分了罗富、大厂、石炭、合山四个地球化学旋回,12个地球化学相。
- P. Henderson ed., Rare Earth Element Geochemistry, Elsevier, Amsterdam, 1984. 涂光炽等编著,地球化学,上海科学技术出版社,上海,1984。
- element geochemical characteristics 元素地球化学
- Elemental Geochemistry of Carbonate Cement from Core TS95 and Environmental Evolution of Lake Tianshuihai Since 135ka B.P. 最近135ka甜水海碳酸盐元素指标变化与湖泊环境演化
- The paper starts with element geochemistry of Beishan region Xijiang Autonomous Region and makes emphasis on summing up of Au geochemical characteristics and points out the Au ore-searching direction. 文章从新疆北山地区元素地球化学特征入手,重点对金元素地球化学特征进行了总结,指出了金矿找矿方向。
- Soil trace element geochemistry indicates that the area is an organic carbon and bromine negative anomaly area. 土壤微量元素地球化学表征为有机碳含量、元素负异常区。
- It is established on the theory of element geochemistry and the outdoor electrical extraction technique. 它是指通过物理化学手段来发现后生地球化学异常的找矿方法。
- Burial records of reactive phosphorus in the paleocean and its application to the oxygen geochemical cycle 古海洋活性磷埋藏记录及其在氧气地球化学循环研究中的运用
- Research on Rare-Earth Elements Geochemistry of Coal-Bearing Strata II. 含煤岩系稀土元素地球化学研究2。
- The elemental mathematics is very easy. 初等数学很简单。
- The elemental truth was facing us. 基本的事实面对着我们。
- The fluxes for transport and deposition of dust from Asian mainland to ocean are also calculated and provide basic data for researching halobios geochemistry cycles. 利用该系统研究沙尘及其土壤粒子对酸雨的中和作用,发现沙尘输送对东亚酸雨的分布影响很大;
- Studies of petrology and elemental geochemistry indicate that the Xiangshan uranium ore-field dacite porphyry belongs to intra-plate shoshonitic rock type and is a kind of shoshonitic dacite porphyry. 岩石学、元素地球化学研究表明,相山铀矿田的英安斑岩属于板内型钾玄质岩类,为钾玄质英安斑岩。
- In a printer, the removable type element. 印刷机上可拆卸的打印部件。