放射性的

Polonium is a highly radioactive element and a metalloid.

钋是高放射性的元素，金属。

Then she found that pitchblende was more radioactive than uranium by itself.

玛丽注意到钍元素也是具有放射性的。

I'm probably radioactive now, thanks to you.

我现在可能是放射性的，对你谢谢。

In 1898, they believed that something in nature which gave out radioactivity .

1898年，他们相信自然界中存在着具有放射性的某种东西。

There was in nature another element which sent out radioactivity.

在自然界里存在着另一种具有放射性的元素。

A radioactive transuranic metallic element; discovered by bombarding uranium with helium atoms.

一种放射性的超铀金属元素，在用氦原子轰击铀时发现。

In positron emission tomography , or PET, a patient ingests or is injected with a slightly radioactive substance that emits positrons, which can be monitored as the substance moves through the body.

在正电子发射X射线摄影技术中，病人要咽下或被注射一些有少许放射性的物质来发出正电子。当这些物质在人体内运动时，正电子可被监测到。

That is because it contains carbon atoms which are heavier than run-of-the-mill carbon, and are unstable.

这种放射性的碳元素比一般的碳元素更重而且不稳定。

The radioactivity variation of the shallow part of Yellow River delta with the natural gamma ray spectrum logging from 16 wells is studied.

通过16口浅层自然伽马能谱测井资料分析黄河三角洲浅层放射性的区域变化状况。

The radioactive carbon atoms weigh 14 atomic units, whereas run-of-the-mill ones weigh 12 units.

这种放射性的碳原子为14原子单位，而普通碳原子为12原子单位。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。