核素

The atomic bomb in the fuel is almost pure 235U or 239Pu, they are all fissile nuclides.

原子弹中的燃料几乎是纯的235U或239Pu，它们都是可裂变核素。

The nuclides that were dispersed and settled as "fallout" varied in their effect upon living plants and animals.

作为&放射性尘埃&在大气中弥散和沉降的各种核素对生长着的动植物有着不同的影响。

Nuclides with surplus positive charge are easily made in a cyclotron and are widely generated for medical use.

具有剩余阳电荷的核素容易地在一个回旋加速器中被制造出来并且被广泛制造用于医学用途。

But the measurement of nuclear data of the long-lived nuclides has not yet started in our country.

对于长寿命裂变产物核素热中子反应截面测量，除了上述意义外，在废物处理处置方面也具有实际应用价值。

In ADS, the effects on integral parameters caused by the uncertainty from nuclear data depend on the contents of nuclides.

核数据不确定性对k〓值等积分量的影响与核素在ADS系统中的位置有关。

The radioactive nuclides produced by these reactions may cause internal exposure to maintenance workers.

灰尘活化产生的放射性核素可能引起检修工作人员的内照射。

Study on dynamical behavior of nuclides transportation in subsurface flow is a critical part of a performance assessment for an underground repository for radioactive waste.

研究放射性核素在地下水环境中传输的动力学行为是评价核废料处置库安全性能的一个关键性问题。

The tracer migration test in horizontal assembly is an important part of the field tracer migration test of nuclides in aquifer.

在水平组件中的迁移试验是核素在含水层迁移试验的重要组成部分。

The activity of inert gas nuclides in sample was experimentally measured, and the primary radioactivity was deduced.

本工作通过对取样罐氦气中惰性气体核素活度的分析，推测HTR-10一回路活度，并与程序计算值进行了比较。

So far these nuclides'thermal neutron cross sections are still to be measured.

因此，国际上美国、日本等许多实验室近年来在长寿命裂变产物核素核数据包括热中子反应截面测量方面的研究又趋于活跃。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷