查询词典 uranium

Experts think they are intended to serve as rotors in centrifuges used to enrich uranium.

大多数美国专家认为他们是在浓缩铀的离心分离机上作为转子所用。

In the Purex process, the separation of plutonium from uranium is achieved by using reductants which can quickly and quantitatively reduce Pu to Pu.Up to now the reductant U-N2H4 is still used widely for separation of Pu from U in the rep...

目前动力堆乏燃料后处理中广泛采用的钚还原剂还是由肼支持的四价铀，而醛、肼、羟胺类有机无盐还原剂在Purex流程中的应用目前还停留在实验室研究阶段。

Exceptionally strong long-term demand continues to exert upward pressure on the spot uranium price as each pound held by sellers is considered more valuable with every new buyer that enters the market.

异常强劲的长期需求，不断施加压力的铀现货价格为每磅所持卖家被认为是较有价值的，与每一个新的买主进入市场。

S. believes t h at sanctions on Iran's energy exports mig h t force Te h ran to renounce its uranium-enric h ment ambitions. Iran h opes its t h reats to wit h h old some or all of t h ose exports will persuade t h e international community to back off.

美国认为，对伊朗的能源出口进行制裁或可迫使德黑兰放弃其铀浓缩的野心；伊朗则希望以威胁停止部分或全部石油出口来迫使国际社会作出让步。

There are gold, silver, iron, manganese, molybdenum, uranium, mica, vermiculite, quartz rock, feldspar, granite, marble, barite and mineral water, and so on.

主要有金、银、铁、锰、钼、铀、云母、蛭石、石英石、钾长石、花岗岩、大理石、重晶石和矿泉水等。

A complex brownish - black mineral,UO2,forming the chief ore of uranium and containing variable amounts of radium,lead,thorium,and other elements.

沥青铀矿黑褐色的合成矿，UO2，主矿为铀，还包括不定数量的镭、铅、钍和其他元素当有棕色蒸气析出时，加料要中断，以免反应过分激烈。

A complex brownish - black mineral,UO2,forming the chief ore of uranium and containing variable amounts of radium ,lead,thorium,and other elements.

沥青铀矿黑褐色的合成矿，UO2，主矿为铀，还包括不定数量的镭、铅、钍和其他元素枪管的一端装有镭。

They might take out officially declared sites, but intelligence agencies know that there are others too, like the weapons-sized uranium-enrichment plant being built secretly in a mountainside on a well-guarded compound near Qom whose existence was revealed only four months ago.

官方公布的核基地可以被摧毁，但情报机构却披露仍有另外几处，像秘密建于山区的一座武器级铀浓缩工厂，有着重兵把守，于四个月前被曝光。

Fortunately there is a way to control the chain reaction of uranium atoms splitting each other.

幸运地是有一种方法去控制链式反应中铀原子的相继裂变。

The functions of casing for in-situ leaching of uranium,effects of casing wall thickness on bearing force,advantages and application of thin wall casing are discussed,and the practical suggestions to thin wall casing test and application to be conducted in China are proposed.

集国内外地浸采铀套管应用的经验，讨论了地浸采铀钻孔套管的作用，套管壁厚对套管受力的影响，薄壁套管的优势及应用，并对我国开展薄壁套管的试验与应用提出具体的看法。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。