Uranium concentration by organic matter is displayed in each stage of coalification.
有机质对铀的富集作用表现在成煤作用的各个阶段。
This study carried out in 1984-1987 shows that uranium concentration in the Laizhou Bay is high.
本文报道了1984年和1987年莱州湾海水中U分布规律的调查研究结果。
Uranium concentration in coalbeds reflects tectonic development and evolution of coal-forming processes.
煤中铀的富集成矿，可反映成煤大地构造的演化。
The stable and active areas, which are connected with uranium concentration, and preservation, and regional discharge zone have been interpreted.
解译与铀矿化富集和保存有关的相对稳定区和相对活动区以及区域排泄带。
Apart from the lower uranium concentration in kidney and higher thoron concentration in lung, the related other values are roughly similar with those reported abroad.
与国外相比，除了肾铀浓度明显偏低和肺钍浓度偏高外，其他数值基本相当。
Compared with conventional heap leaching, bioleaching period and acid amount are reduced, oxidant and leaching agent are saved, and uranium concentration in leaching solution is increased.
与常规堆浸工艺相比较，细菌堆浸新工艺具有浸出周期短，酸用量低，节省氧化剂，降低浸出剂用量，浸出液平均铀浓度高等优点。
Radon gas in the air is present worldwide, its concentration depending on the highly variable uranium content of the soil.
在世界各地，空气中都存在氡气，其浓度取决于土壤中差别极大的铀含量。
Such a concentration of uranium means the lifetime cancer risk in the village was more than 153 times higher than in the normal population.
如此高的铀浓度意味着该村庄的人患终身癌症的风险超过普通人群的153倍。
The high concentration may be due to the dissolution of the particular Uranium which can reflect the alteration of REDOX environment of the brine.
溶解释放的结果，铀浓度的变化可以反映地下卤水氧化还原状态的变化。
The principle, method and case history how to predict the average uranium mass concentration in lixivium of in-situ leaching are introduced and the existing problems are discussed.
介绍了矿床采区浸出液中平均铀质量浓度的预测原理、方法和实例，并讨论了存在的问题。
The formation of uranium mineralization is considered as a result remobilization, migration and local concentration caused by preferential melting of the uranium-rich strata.
此类型矿床是富铀地层选择性熔融，并在此过程中导致铀的活化、转移和局部富集的结果。
It is necessary to enrich the fuel by increasing the percentage concentration of uranium-235.
必须提高铀235浓度的百分比，使燃料浓集。
The technology of recovery uranium from high concentration uranium solution is studied.
研究了从高浓度铀溶液中回收铀的工艺。
Transformation of uranium forms and initial concentration are one of the essential minerogenetic mechanism for the formation of granite-type uranium deposit.
铀存在形式的转变和初步浓集，对花岗岩型铀矿床的形成是不可少的成矿机制之一。
The paper pointed out that the combination of those treatments would achieve a better result for treatment of low concentration uranium-bearing wastewater.
为防止放射性核素的迁移扩散，迫切需要一种低廉有效的处理方法对日益增多的低浓度含铀废水进行治理。
The change of the mass concentration gradient of uranium metal is obviously regular.
铀金属质量浓度梯度变化规律明显；
Zhuguang Massif is an area with concentration occurrence of granite-type uranium deposits in China.
诸广岩体是我国花岗岩型铀矿床的集中产出区。
The formation of uranium mineralization is considered as a result remobilization, migration and local concentration caused by preferenti…
此类型矿床是富铀地层选择性熔融，并在此过程中导致铀的活化、转移和局部富集的结果。
As oil-field water and deep groundwater lie in a reduction or weak reduction environment, the concentration differentiation effect of uranium is not obvious;
油田水和深层地下水由于处在还原和弱还原环境中，铀的浓度分异效应不显著；
Nitrate of low concentration can interfere with adsorption of uranyl sulfate anion on anion-exchange resins because the anion-exchange resins have a stronger affinity for nitrate in uranium solution.
由于铀溶液中的硝酸根对阴离子交换树脂具有较强的亲合力，相当低的硝酸根就足以干扰硫酸铀酰离子的吸附。
According to the in-room experiment for alkaline leaching of uranium deposit, the effects of the sorts and concentration of oxidants and solvent solutions are studied.
结合某铀矿床碱法地浸室内试验，进行了氧化剂的种类、质量分数和溶浸剂的种类、质量分数选择试验，研究了反应时间、矿石粒度对铀浸出率的影响。
The overlapping position of uranium-mercury-molybdenum mineralization is companied with the concentration of Ni-Se-Re-Tl.
铀、汞、钼矿化重叠处是镍、硒、铼、铊的富集地段。
The overlapping position of uranium-mercury-molybdenum mineralization is companied with the concentration of Ni-Se-Re-Tl.
铀、汞、钼矿化重叠处是镍、硒、铼、铊的富集地段。
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