the many isotopes of carbon
碳的诸多同位素
《牛津高阶英汉双解词典》
Tritium is one of the mildest radioactive isotopes.
氚是最和缓的放射性同位素之一.
《简明英汉词典》
The inferno spewed a deadly plume of radioactive isotopes into the atmosphere.
这个象炼狱般的地方将一缕致死的放射性同位素喷入大气层.
辞典例句
More reactive are the heavier isotopes of hydrogen, deuterium and tritium.
更为活跃的是氢的较重同位素, 氘和氚.
辞典例句
There are two main types of uses of radioactive isotopes in biochemistry.
在生物化学中,放射性同位素主要有两方面的应用.
辞典例句
Ions of different isotopes converge at different points on the photographic plate.
在照相底板上不同的同位素的离子会聚于不同点.
辞典例句
Later he named these separate forms isotopes.
后来他称这些不同的形式为同位素.
辞典例句
For that reason, however, separating the isotopes of an element can be exceedingly difficult and costly.
不过, 也正因为这样, 要把某一元素的各同位素分离开来,就可能是极其困难的事,要付出很高的代价才能办到.
英汉非文学 - 科技
The large number of radioactive isotopes among the heavy elements fit into three series.
重元素中的大量放射性同位素分属于三个系列.
辞典例句
A detailed search for the isotopes of all the elements required a more preci se technique.
仔细研究所有元素的同位素需要更精密的技术.
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Extensive research has shown that fractional atomic masses always mean mixture of isotopes.
进一步的研究揭示出:部分原子质量常是同位素的混合物.
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Indirect ionization by neutrons can also result from fission of plutonium or uranium isotopes.
通过使钚或铀同位素裂变,中于也能产生间接的电离作用.
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Atoms of the same element that differ in their atomic weight are called isotopes.
具有不同原子量的同一种元素被称为同位素.
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The radium isotopes are absorbed to an appreciable extent through the human and animal gut.
镭的同位素通过人和动物的肠子时有很大部分被吸收.
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The interval is two mass units because these isotopes of the elements differ by two neutrons.
因为这些元素的同位素相差两个中子,所以其间隔为两个质量单位.
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