放射性的

The immediate product of the radioactive decay of an element.

一种碱金属属的放射性元素，是锕瓦解的产物。

Geological dates are usually obtained by using the rates of decay of various radioactive elements found in minerals.

人们通常用矿物中所发现的各种放射性元素的衰变率来计算地质年代。

The spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation.

伴随有离子射线释放的一种放射性物质自发的瓦解过程。

Our bodies can also be subject to radioactive fall-out in the event of nuclear weapon tests, or incidents such as the 1986 disaster at the Chernobyl nuclear power plant in the Soviet Union.

我们的机构也可以受到放射性下降out 在事件进行核武器试验，或事件，例如1986年的灾难，在切尔诺贝利核电厂在苏联。

A radioactive isotope that is used in a compound in order to trace the mechanism of a chemical reaction.

使化合物中化学反应的机制显踪的放射性同位素。

The course of theory teaches the principles and application of experiments, including Purification and clinical application of enzymes, Chromatography, Electrophoresis and Radioactive isotope application.

理论课讲授实验技术的原理及应用，包括：酶的纯化与临床应用，层析，电泳和放射性同位素应用简介。

After 40 hour irradiation time, about 7 Ci of radioactive isotope 64Cu was produced via 63Cu64Cu reaction.

通过这一系列问题的解决，最后在串列加速器实验终端上获得了纯度约 50％、束流强度接近 10'离子／秒适用于库仑激发实验要求的时Cll离线放射性核束。

Because a radioactive form of argon is produced by decay of a naturally occurring radioactive potassium isotope, it can be used to date rocks and samples more than 100,000 years old.

因为它是稀有天然放射性同位素钾衰变而产生的，所以可以用来测定十万年以上的岩石年龄和采样。属类：-〖化学

Much consideration has however been given to the possibility that some atoms present in food might be converted to radioactive isotope s by the radiation.

人们更多考虑的是这样一种可能性，即食物中存在的一些原子经过辐照可能会转化为放射性同位素。

And sure enough, only a few months later the decay of the atom nucleus in the radioactive element cobalt 60 revealed that it did not follow the principles of mirror symmetry.

几个月以后，利用放射性元素Co60的核衰变所做的实验表明镜像对称性不成立。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。