查询词典 thorium

Figure 3: The spectral line of thorium found toward the star COS82 in the Ursa Minor dwarf galaxy.

图3：谱线发现钍对明星cos82在URSA患者小矮星系。

The derived thorium abundance indicates that the explosive synthesis of heavy elements occurs in similar-type environments in both the Milky Way and the Ursa Minor dwarf galaxy, which is a satellite of the Milky Way.

派生钍丰度表明炸药合成重元素发生类似式环境在乳熟程和URSA患者小矮星系，它是一个卫星银河系。

Astronomers from the National Astronomical Observatory of Japan and Osaka Kyoiku University in Japan , have detected the element thorium in a red giant star called COS82, which lies in the Ursa Minor dwarf galaxy .

天文学家来自日本国家天文台和大阪大学生涯，在日本，已发现元素钍一红巨星称为cos82，其中的关键在URSA患者小矮星系。

The GEOTOP centre develops multi-disciplinary projects such as the study of uranium-thorium-radon desequilibrium in volcanology or the study of isotopic tracers at the water-sediment interface and internal process of the earth.

此中心开展了多学科的研究项目，如火山学中铀-钍-氡消除平衡的作用研究、水沉积物分界面的同位素示踪剂研究，以及地球内部作用的研究。

Between the metals called Arcanite and Thorium, the Horde produces some of the highest-quality weapons and armor in the world.

介于秘传材料与钍材料间，部落制造出了一些世间绝佳的武器与护甲。

SEPARATION OF TRACE AMOUNTS OF THORIUM BY COPRECIPITATION WITH CERIC IODATE

用碘酸高铈共沉淀法分离痕量钍

In rare cases, mesothelioma has also been associated with irradiation, intrapleural thorium dioxide, and inhalation of other fibrous silicates, such as erionite.

在罕见的情况下，间皮瘤还与照射，二氧化钍内，以及吸入其他纤维状矽酸盐，如erionite 。

The study proved that uranium and thorium tend to detach from each other in hypergenesis while they are tightly paragenous in the endogenic process.

而这些稀有元素多含有放射性同位素，因此在对这种稀有多金属矿开采过程中的放射性污染问题也应该得到重视。

In recent years, although multichannels (more than 256) gamma ray spectrometer has been made overseas, field gamma ray spectrometric survey is only used to determine contents of uranium, thorium and potassium, by reason of applying gamma ray spectrometry later than developing instruments, can't obtaining full spectrum because of the problem of stabilizing gamma ray spectrometric peaks, and it is impercipient for field gamma ray spectrometry.

作者分析了国内外野外地面伽玛射线全谱测量存在的问题主要是：（1）目前国内外野外地面伽玛能谱测量中主要使用四道能谱仪，仅利用能量大于1000keV的伽玛射线，通过数个谱段的读数结果，计算铀、钍、钾的含量，而没有利用伽玛射线全谱，使80％以上的伽玛射线能谱信息摒弃未用。

Thorium along with uranium (U belongs to the actinide group of chemical elements.

钍(16日)同铀(U所属的77锕系元素。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。