查询词典 uranium-actinium

Relocation of syngenetic uranium may explain a characteristic feature of the deposits.

同生铀的重新分布可以用来解释矿床的一个典型特征。

The results show that thermoluminescent anomalies, whose two edges are higher and the middle is lower, indicate the uranium deposit, the rapidity step of natural voltage indicates the transitive section of oxidation-reduction.

通过室内和野外实测，结果表明土壤天然热释光异常曲线矿体边缘高值，矿体上方低值异常的曲线特征反映了铀矿化存在的可能；中间低值段越宽，起伏变化越小，矿化相对较好；低值段宽，但起伏变化相对较大，则矿体连续性变差；中间低值段狭窄，反映了矿化较差或没有矿化。

They reported the abnormal uranium content of waters issuing from tuffaceous rocks.

他们发现，从凝灰岩中流出的水中铀含量反常。

The sandstone uranium deposit s occur in the coal-bearing leuco-clastic formation,which developed in Neogene basins and unconformably overlays the granitic basement.

以花岗质岩石为基底的晚第三纪盆地中堆积了浅色含煤碎屑岩建造，砂岩铀矿即产于其中。

The results suggest that the uranium content and 234U/238U ratio s in the sandstone of the redox transition zone are generally higher than those of the oxidation and reduction zones,while the Th/U ratios of the transition zon e are lower than those in sandstone of the oxidation zone and the reduction zone .234U/238U and 230Th/238U ratios in uran ium ore samples are in the range of their ratios in the redox transition zone.

研究表明，与氧化带、还原带相比，氧化-还原过渡带具有较高U含量和234U/238U比值，较低Th/U比值；矿石样品中的234U/238U、230Th/ 238U比值位于过渡带范围内，234U/238U比值偏高区往往是过渡带分布区。

Of, relating to, or derived from uranium, especially with valence higher than in comparable uranous compounds.

含铀的铀的，与铀有关的，或从铀中提取出来的，尤指比同类含铀的混合物具有更高价的

From tell on the other hand, the maturity that adopts smelt metal technique as uranium and improve, through reclaiming this part resource undertakes uranous product is produced, made full use of original production facilities and equipment, environmental impact is little and economic benefits is obvious.

从另一方面讲，随着铀矿采冶技术的成熟与改进，通过回收这部分资源进行铀产品生产，充分利用了原有生产设施与设备，环境影响小而又经济效益明显。

Reclaim to involve the resource of mine stopping uranium ahead of schedule as far as possible, can increase rare uranous resource not only reclaim utilization rate, reduce waste, and be helpful for retiring be opposite after processing retire the management of the project.

尽量回收提前关停铀矿山的资源，不仅可以提高稀有铀资源的回收利用率，减少浪费，而且有利于退役治理后对退役工程的治理。

For developing a method to reduce the emanation coefficient of Rn in materials, emanation coefficient of Rn in geological uranous materials such as zircon, uranium-bearing ore, etc is measured. Heating is used to study the effect of heating temperature on emanation coefficient of Rn.

通过了解锆英砂、铀矿粉、石英砂铀矿粉混合物等含铀地质材料中222 Rn的析出情况，探索了降低这些材料中氡射气析出率的方法，并应用灼烧法研究了灼烧温度对上述材料中氡射气析出率的影响。

The uranium-bearing vonsenite deposit in Liaodong is a unique and superlarge deposit.

辽东硼铁矿床是一处类型独特的超大型矿床。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。