查询词典 uranium dioxide

At the same time, the international market price of uranium soared in recent years all the way from eight in 2000 before a pound of uranium oxide rose to 10 U.S.

同时，国际市场铀价格近年来一路飙升，已从2000年前每磅八氧化三铀10美元上扬至去年7月每磅138美元，现在虽降到每磅44美元，但对跨国大型采矿企业来说仍有可观的利润空间，据测算铀的成本在每磅40美元左右。

It resumed its work at the plant near Isfahan, where uranium oxide is converted to uranium hexafluoride gas--but only under the watchful eyes of the IAEA inspectors.

它重新开始它的工作在植物近的 Isfahan，哪里铀氧化物是转换对铀 hexafluoride 瓦斯--除了只有在那之下注意的眼睛国际原子能总署检查员。

Canada is the world's largest exporter of uranium, and supplies 30 percent of the world's uranium.

加拿大是世界上最大的铀出口国，和用品， 30 ％的世界的铀。

There are several premier uranium districts, which have a history of large-scale uranium production: Athabasca, Australia's Northern Territories or South Australia, Grant's New Mexico, Wyoming, Kazakhstan, Niger, and Namibia.

有几个总理铀区，其中有历史的大型铀生产：的Athabasca，澳大利亚北部地区或南澳大利亚，Grant的新墨西哥州，怀俄明，哈萨克斯坦，尼日尔和纳米比亚。

Differing from the ancient and modern known palaeochannel-type exogenetic-epigenetic uranium deposits, Malinov uranium deposit has developed strong chloritization for several times.

俄罗斯马林诺夫铀矿床与已知古代和现代的古河道型外生后生铀矿床不同，它强烈发育不止一次的绿泥石化，且局部出现硫化物-硒化物化和碳酸盐化，古层间-潜水氧化发育的可靠标志表现弱。

In the North Ordos basin the sandstone-type uranium deposits developing in the system of sandstone beds of sedimentary facies of braided river course in Midde Jurassic Series,at the same time it happen some show of ore:the alteration zone of chloritization,bleaching decoloration and carbouation of epigenetic alteration,which show of ore are immediate and indirect for uranium mineralizing process.

摘 要：发育于内蒙古鄂尔多斯盆地北部中侏罗统直罗组辫状河相杂砂岩体内的砂岩型铀矿，有一系列较为特殊的与放射性铀成矿有直接或间接关系的成矿地质现象：绿色化蚀变带、漂白退色化带、二次胶结钙化砂岩团块及钙化砂岩断续层与&钙化木&后生蚀变现象；在与铀矿化和与油气的关系认识上存在一定分歧。

With theories of hydrogenic uranium deposit and roll type sandstone uranium deposit, this doctoral...

本文以水成铀矿床和卷状砂岩铀矿床成矿理论为指导，对伊犁盆地南缘典型层间氧化带型砂岩铀矿床进行了较全面系统的解剖。

In that five years,both uranium exploration ,regional assessment and prognostication for the Mesozoic-Cenozoic basin in North China and resarch on uranium metallogeny theory and prospecting .

5年来，我国北方中新生代盆地的铀矿勘查、区域预测评价及铀成矿理论和勘查方法研究等都取得了较快的进展和重要的成果。

In alkali metasomatic rocks, potassium is in reverse correlation with gold; and sodium is in reverse correlation with uranium, it is very important to ore-formation of uranium and gold.

研究中还认识到，在碱交代作用形成的碱交代岩中，钾与金负相关，钠与铀负相关，这对铀、金成矿有着重要的意义。

But minable uranium deposits can hardly formed in this period because of absence of abundant uranium-rich groundwater and strong absorption of humus and magnalite.

然而这一阶段由于缺乏大规模富铀地下水的注入，以及腐殖质和蒙脱石强的吸附能力，故难以形成具有工业价值的铀矿床。

It's bell can reach over a meter in diameter.

它的身体最大可以达到直径1米多。

Now they are overdue and I shall have to pay a fine.

现在他们过期了，我不得不付罚款。