查询词典 uranium

Chemical compounds and mixtures containing uranium and thorium are active in direct proportion to the amount of these metals contained in them.

含铀和钍的化合物和混合物活跃的程度与这些化合物和混合物中这两种金属的含量直接相关。

I found in this way that of the other elements known, only the cornpounds of thorium behave like the compounds of uranium.

于是我发现在其他所有已知元素中，只有针化合物才有像铀化合物一样的特性。

I measured the activity of a number of minerals; all of then~ that appear to be radioactive always contain uranium or thorium.

我测量了一些矿物的活性，所有显示放射性的物质均含有铀和针。

Radioactivity is the energy given off by rays from a few unstable elements such as uranium and thorium.

放射性是某些不稳定元素如铀和钍的射线放射出来的能量。

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。

Objective:To compare the response control and attention of Schizophrenic patients with that of the healthy controls by Integrated Visual and Auditorycontinuous performance test. To quantitate the impairment of cognitive function in patients, and to explore the relationship between cognitive function and the severity of the disorder.

目的：探讨精神分裂症病人在IVA持续操作测试中的反应控制能力、注意力等，并与健康人进行比较，从而量化精神分裂症病人的认知功能损害，并进一步探讨其认知功能与疾病严重程度的关系。

Main effective factors including subcooling degree, mechanical vibration, gas hydrate reformation, environment temperature, noncondensing gas and surfactant are analyzed.

指出过冷度、机械振动、重复生成水合物、环境温度、不凝性气体、添加剂是影响气体水合物生成的主要因素，还对R152a水合物的放冷进行了实验研究。