radioactivity
radioactivity是什么意思、radioactivity怎么读
读音：[ˌreɪdiəʊæk'tɪvəti]
[ˌreɪdioʊæk'tɪvəti]
radioactivity 基本解释
n. 放射性; 放射(现象)
radioactivity 词性变化
radioactivity 词组短语
- alpha radioactivity
- artificial radioactivity
- natural radioactivity
- unit of radioactivity
- induced radioactivity
- radioactivity analysis
- radioactivity logging
- specific radioactivity
- heat of radioactivity
- radioactivity activity
radioactivity 详细解释
- ADJ-GRADED 放射性的;有辐射的
Something that is radioactive contains a substance that produces energy in the form of powerful and harmful rays.- The government has been storing radioactive waste at Fernald for 50 years.
政府在弗纳德存放放射性废料已达50年之久。
- The government has been storing radioactive waste at Fernald for 50 years.
radioactivity 双语例句
- 1、
So the concentration of radioactivity in the seawater would still be quite low.
因此海水中的放射性浓度仍将相当低。 - 2、
Equipment used to treat diseases with x-rays or radioactivity.
利用x光或放射能治疗疾病的装备。 - 3、
( combining form) indicating radiation or radioactivity.
（化和形式）指示放射或放射能的。 - 4、
Detects the presence of radio signals or radioactivity.
探测无线电信号或放射能的存在。 - 5、
radioactivity provides an extremely sensitive method of analysis since disintegration of individual nuclei are monitored.
因此放射现象可以监视每一个核的裂变，因此放射现象提供了一个极灵敏的分析方法。 - 6、
This example illustrates the great sensitivity of the radioactivity method.
这个例子说明了放射性方法很灵敏。 - 7、
With radioactivity, if you give me a single atom of uranium, I can tell you it will eventually decay.
就放射性现象来说，你如果给我一个铀原子，我可以告诉你它最终会衰变。 - 8、
The ability of radiation to induce radioactivity in food is related to its energy.
辐照所引起的使食物具有放射性的能力是与辐照的能量有关的。 - 9、
radioactivity is the ejection of particles or radiation from the nucleus.
放射性是原子从核中射出粒子或辐射的现象。 - 10、
Conclusion It was succeed keys to treat and nurse of esophagitis of radioactivity.
结论放射性食管炎的治疗和护理，是放疗成败的关键。 - 11、
Some rare metals have radioactivity.
某些稀有金属具有放射性。 - 12、
This paper presents basic situation and survey methods of environmental radioactivity in Mongolia and Romania.
本文介绍了蒙古和罗马尼亚两国环境放射性的基本态势，以及环境放射性调查方法等。 - 13、
Exhibiting or caused by radioactivity.
显示出放射能或者由放射能导致的。 - 14、
Cancer is no longer an incurable disease nowadays, it can be remedied by using radioactivity.
如今癌症不再是不治之症了，它可以通过放射治疗。 - 15、
The decrease in percentage difference of radioactivity over these two sites indicates the rate of thrombus dissolution.
两部位放射活性百分比差异的减少提示了血栓的分解率。 - 16、
There is concern about the amount of radioactivity being released into the environment.
人们对释放进环境的辐射量表示不安。 - 17、
Some of that radioactivity could carry in the atmosphere to the west coast of the United States.
某些核辐射可能通过空气传播到美国西海岸。 - 18、
A metal called uranium gave off a kind of radiation, which Marie Curie later called radioactivity.
一种叫铀的金属发出一种射线，后来玛丽·居里把这种现象称为放射性。 - 19、
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。 - 20、
Instruments that can detect minute amounts of radiation for measuring doses of ionizing radiation ( X-rays or radioactivity).
能检测极微量辐射的仪器测量致电离辐射量的仪器。 - 21、
The air survey is specially superior in the regional environmental radioactivity survey, which is recommended by IAEA.
在区域环境放射性测量中，航测具有特殊的优势，是IAEA推荐的手段。 - 22、
radioactivity is a special quality of radium.
放射性是镭的一种特性。 - 23、
The absorption of haematomas was assessed quantitatively by daily measurement of the radioactivity and compared intraindividually.
血肿的吸收通过每日定量地测定放射活性进行比较。 - 24、
We have to learn to control radioactivity.
我们必须学会控制放射能。 - 25、
Instead they found little more than background levels of radioactivity.
然而，他们只发现了和背景放射性差不多的放射性水平。 - 26、
Here, therefore, we have a true radioactivity which is made evident by the emission of positive electrons.
我们因此获得了一种通过排斥正电子表现出来的真正的放射现象。 - 27、
People had no idea of radioactivity before Curie discovered redium.
直到居里夫人发现镭后，人们才了解放射性。 - 28、
This conviction was based solely on the atomic nature of radioactivity.
我们的这种信念完全依赖于原子的放射性属性。 - 29、
Potassium iodide can be used to counteract radioactivity.
碘化钾可以用于阻碍辐射损害。
radioactivity 英英释义
noun