查询词典 uranium

French Foreign Minister Bernard Kouchner rejected Iran's latest move on its uranium-enrichment efforts as a diplomatic pirouette.

法国外交部长贝尔纳·库什内拒绝伊朗最近在浓缩铀方面的举动，称这是外交周旋。

Then she found that pitchblende was more radioactive than uranium by itself.

玛丽注意到钍元素也是具有放射性的。

A gummy orange mixture of uranium oxides and silicates occurring naturally in the hydration and oxidation of pitchblende.

一种橙色粘性的铀氧化物和硅酸盐的混和物，由沥青油矿在水合作用和氧化作用下天然形成。

Marie:When the uranium and thorium are in the pitchblende,the reading is eight, but individually they only total four. Why,then, do they give out twice as much when they're in the pitchblende as they do when they're tested separately?

玛丽：当铀和钍包含在铀矿里的时候，读数是八，而分别测量后加起来只有四，那麼为什麼存在於铀矿中所产生的能量竟是单独产生能量之和的两倍？

Marie:When the uranium and thorium are in the pitchblende,the reading iseight, but individually they only total four. Why,then, do they give out twiceseparately?

玛丽：当铀和钍包含在铀矿里的时候，读数是八，而分别测量后加起来只有四，那么为什么存在于铀矿中所产生的能量竟是单独产生能量之和的两倍？

In order to solving the problem on scarcity of backup resources of the depleted mines in Lujing uranium ore-field and using the existing sub-profitable type of geological reserves, it is suggested that the high grade of profitable type of deposits should be explored around the exhausting mines so that the production of the mines could be profitable by the pithead heap leaching mining method with arrangement groups of both sub-profitable and profitable type of ores.

为了解决鹿井铀矿田危机矿山后备资源短缺问题，完全盘活已有的次经济型地质资源，建议在该危机矿山周边地区寻找品位较富的经济型矿床，通过次经济的与经济的矿石贫富搭配，采用坑口堆浸法工艺，确保矿山生产赢利。

The objection to the placer origin have centred around the softness of uranium compounds.

反对砂矿成因的论据主要是：铀的化合物不耐磨蚀。

He was to stop making plutonium as well as suspected work on uranium.

他也被要求停止钚以及铀等可疑项目。

However, the actual weight of uranium or plutonium in such a weapon is greater than this amount

可是，在一枚那样的核武器中，铀或钚的实际重量要比这个数字大得多。

Pyongyang has already closed one plutonium reactor, but there are now fears it may also be pursuing uranium enrichment.

平壤已经关闭了一个钚反应器，但是现在新的担忧是，他们会继续研究铀浓缩技术。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。