isotope的例句大全

Changes of nuclear mass and nuclear size cause isotope shifts.

原子核质量和大小的不同引起同位素移动.

A synthetic element produced in trace quantities by helium isotope bombardment of curium.

锎一种合成元素,由氦同位素轰击锔可得到微量的这种元素.

Centrifuge cascade hydraulics plays an important role in efficient isotope separation in gas centrifuge cascades.

级联水力学的研究对离心级联分离同位素的效果以及级联的运行有着重要的影响.

Caesium-137 is a radioactive isotope, formed mainly through nuclear fission.

铯-137是一种放射性同位素, 主要由核分裂产生.

What's more, it detected comparatively high levels of the isotope deuterium in Venus'upper atmosphere.

除此之外, 探测器还在金星高层大气中检测到较高水平的氘.

The meteoric origin of geothermal water in study area is evidenced by its environmental isotope composition.

摘要环境同位素研究结果表明,研究区地热水为大气降水成因.

Even Francium's most stable isotope, Francium-223 only has a half-life of 22 minutes.

钫的最稳定的同位素, 钫 -223 也只有22分钟的半衰期.

The Minnesota work on kaersutite also showed the presence of the isotope neon-21.

明尼苏达大学关于钛角闪石的研究表明,其中也存在同位素氖 - 21.

The mineral-fluid oxygen isotope exchange in granitic rocks is mainly a non-equilibrium one in open system.

花岗岩 - 体氧同位素交换反应绝大多数为开放体系不平衡类型.

Detection for the Source of the Metabolites of Androstenedione in Urine by Isotope Ratio Mass Spectrometry

同位素质谱法检测尿中雄烯二酮代谢物

A radioactive isotope of cobalt emits penetrating gamma rays that are used in radiation therapy.

曾有人建议用钴的另一种放射性同位素来制造钴弹,但从未发展.

In this paper, the principle and characteristics of Isotope Dilution Mass Spectrometry method are described.

本文简单介绍了同位素稀释质谱法(IDMS)的原理和特点.

After the mass fractionation of the original Re isotope data, combined with the isotope dilution formula, the Re isotope data was obtained. The quality of the data was controlled by the known sample and international standard sample.

Re同位素数据经过分馏校正后，结合同位素稀释公式，计算出样品的Re含量和同位素组成。

Lasers promise to change this by making isotope separation easier, and cheaper.

激光可以改变这种局面,从而使同位素分离变得比较容易 、 比较廉价一些.

Methods: Through the methods of petrochemistry and Rb, Sr , O, S isotope geology and inclusion research.

方法应用岩石化学及铷 、 锶 、 硫、氧等同位素地质及包裹体研究方法.

A radioactive, inert, gaseous isotope of radon a half-life of 3.92 seconds.

氡的一种放射性的, 惰性的和气态的同位素,其半衰期为3.92秒.

A radioactive, inert, gaseous isotope of radon, with a half-life of 3.92 seconds.

锕射气氡的一种放射性的, 惰性的和气态的同位素, 其半衰期为3.

A naturally or artificially produced radioactive isotope of an element.

氯的一种放射性同位素.

The presence of the isotope is one more sign that Venus was once a watery world.

氘的存在是金星曾经有水的又一证据.

An hour later the next lighter stable isotope, xenon 134, appeared.

一小时之后,略轻一点的稳定同位素氙134出现.