查询词典 enriched uranium

The produced thorium was radiochemically separated from the mixture of uranium and its reaction products.

用快速放射化学分离技术从铀及其反应产物的混合物中分离出Th同位素。

The average content of uranium and thorium contents in the branches can be seen as the background values of the rivers in this area.

而大部分受人类活动影响较小的支流河水中的铀钍含量要低得多，其平均值可作为该河流域的背景值。

It will also send information on the traces of the composition of the lunar surface apart from looking for atomic minerals such as thorium and uranium.

它也将信息发送的痕迹组成的月球表面除了寻找原子矿物，如钍和铀。

Civilian power program is to develop breeder types of reactors to make full use of the nuclear energy latent in both uranium and thorium.

美国民间能量计划的主要目标之一是开发增值反应堆来充分利用铀和钍中的潜在能量。

However, even the atomic number as high as 94, there is no stable nuclei are the same elements found in nature, and this is the natural decay of uranium and thorium.

可是，即使是原子序数高达94，没有稳定原子核的元素都一样能在自然中找到，这就是铀和钍的自然衰变。

The thoriaum and uranium bearing radioactive materials associated with Baotou Municipal Baiyunerbo Mine is typical thoron associated ore.

包头市所属白云鄂博矿平均伴生 0 。0 4 %钍和 0 。0 0 1 %铀放射性物质，是典型的钍伴生矿。

Uranium in the ore is separated and converted into U in HCl andcomplexed with TPC and a new type thoron reagent,2(phosphino-chloro-benzenediazo)-7 (disulfo-naphthyl-diazo)-naphthalene-1, 8 diol-3, 6 disulfonic acid.

铀在 0.5—1.4 mol/l盐酸中，用氯化十四烷基吡啶作增溶剂，铀与偶氮氯膦6，8-萘二磺酸-TPC形成的三元络合物具有极高的灵敏度ε_(705nm=1.6×10~5l·mol~(-1)·cm~(-1)和较好的选择性。

Basing on the separation of trace plutonium from uranium matrix,the operating parameters of MC-ICP-MS were studied and optimized for determining the isotope ratio of trace plutonium, such as the adjustment of resolution, selection of mode of ion extraction, elimination of background and interference, etc.

本工作在铀钚化学分离的基础上，对影响MC-ICP-MS法精确测量痕量钚同位素丰度比值的仪器条件进行了优化，研究了仪器分辨率、离子提取模式的选择、"背景和干扰"等参数的影响，探索研究了MC-ICP-MS上质量偏倚的校正方法。

A radioactive transuranic metallic element; discovered by bombarding uranium with helium atoms.

一种放射性的超铀金属元素，在用氦原子轰击铀时发现。

A synthetic transuranic element first produced by neutron irradiation of uranium in a thermonuclear explosion and now usually produced in the laboratory by irradiating plutonium and other elements.

锿一种人工合成超铀元素，在一次热核子反应的铀中子辐射中首次产生。

As a dominant party,CPC government should play a guardian,supervisee and guarantee role to overcome all the difficulties in the development of charitable cause and bring it into full play in the establishment of harmonious society on policies and regulations basis.

在中国共产党的文献中第一次把发展慈善事业提到&最广泛最充分地调动一切积极因素，不断提高构建社会主义和谐社会的能力&的高度来认识。近年来，社会学界对慈善事业的理论专著发表较多，有鉴于此，笔者不揣浅陋，谈谈自己的认识和见解。

Flow through the land, the land of the scale of operation allows the effectiveness of the land may be raised.

通过土地的流转，土地的规模经营可以让土地的效益得到提升。