radioactivity是什么意思_radioactivity的意思_radioactivity的翻译_radioactivity怎么读_radioactivity的音标_radioactivity的发音_radioactivity翻译器_radioactivity的短语_radioactivity速记技巧_radioactivity的近义词_radioactivity的反义词_radioactivity的双语例句

1、

Measuring technology of nuclear energy spectrum is the foundation of matter composition and radioactivity nuclear methods.

核能谱测量是进行物质成分分析和放射性检测的重要方法之一.

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2、

The radioactivity was being swept upwards by the air current and out into the atmosphere.

放射能被气流吹起,进入大气层.

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3、

They argued that only a negligible rise in atmosphere radioactivity resulted from the test.

他们辩解说,由这次试验所造成的大气层放射活动的增加是微不足道的.

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4、

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.

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5、

People had no idea of radioactivity before Curie discovered radium.

直到居里夫人发现镭后,人们才了解放射性.

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6、

The dismantling of a nuclear reprocessing plant caused a leak of radioactivity yesterday.

昨天拆除核后处理工厂引起了放射物泄漏.

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7、

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。

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8、

It analyzes data processing method of radioactivity abnormity application effect of reservoir searching with radioactivity method.

总结了油气藏上方放射性异常的规律.

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9、

In practice it would be possible to measure radioactivity one thousand fold less than this.

在实际上,可能测定的放射性比这个值小一千倍.

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10、

It is the product of radioactive decay ( see radioactivity ) and is used in helium dating.

氦是由放射性衰变形成的,可用于氦年代测定法.

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11、

the discovery of radioactivity

放射现象的发现

朗文当代高级英语词典第6版

12、

Radioactivity : Property exhibited by certain types of matter of emitting radiation spontaneously.

放射性: 某些类的物质自发发射辐射的特性.

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13、

As a special treatment modality, radionuclide therapy is characterized by radioactivity throughout the treatment procedure.

放射性核素治疗是一种特殊的治疗技术, 其整个治疗过程都具有放射性.

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14、

Nevertheless, radioactivity remained a property exclusively associated with some thirty substances existing naturally.

然而, 放射性一直是大约三十种天然物质特有的性质.

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15、

The material is free from radioactivity, nontoxic and harmless.

该材料不含任何放射性元素, 无毒、无害、无放射性.

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16、

To produce ( radioactivity, for example ) artificially by bombardment of a substance with neutrons, gamma rays, and other particles.

感生通过用中子流、 r射线线和其它一些粒子流射向一个物质而产生 ( 例如,放射现象 )

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17、

The atomic bomb is characterized by the grave injuries caused by radioactivity.

原子弹具有由辐射引起严重损伤的特点.

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18、

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.

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19、

high levels of radioactivity

高强度的辐射

朗文当代高级英语词典第6版

20、

The Geiger counter showed the existence of radioactivity.

盖格计算机显示出放射性的存在.

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21、

METHODS: Using tissue culture and radioactivity analysis methods.

方法: 采用组织培养及放射免疫分析方法测定各指标.

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22、

Electricity and radioactivity have little in common and do not resonate.

电流与放射性之间几乎没有任何共性,也无法共振.

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23、

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。

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24、

This, because of its age, has already lost most of its radioactivity.

这些铅因为年代久远, 已失去了它绝大部分的放射性.

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25、

The site was found to be contaminated by radioactivity.

发现此地受放射线污染.

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26、

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.

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27、

The soil contains 30 times the acceptable level of radioactivity.

这片土壤受到了高于标准30倍的辐射.

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28、

The level of radioactivity in the soil was found to be above recommended limits.

土壤的辐射水平被发现超过规定的限度.

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29、

Radioactivity such as that of strontium 90 causes health problems in people even at low levels.

像银-90的放射性,哪怕是较低水平的放射性,都会对人体的健康造成危害.

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30、

Overburden had concealed the radioactivity.

覆盖层屏蔽掉了放射性.

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