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- rhenium isotope 铼同位素
- A radioactive isotope of carbon, especially carbon 14. 放射性碳碳的一种放射性同位素,尤指碳14。
- Rhenium is a rare disperses noble metal. 铼属于贵重稀散金属,对分析要求较高。
- The challenge for Ruth and the rest of his team, who use the element rhenium for treatments, is separating the right isotope of rhenium with the accelerator. 鲁思和正在使用元素铼进行治疗的团队其他同事们面临的挑战是使用加速器分离正确的铼的同位素。
- The symbol for the isotope deuterium. 氘的化学符号同位素氘的符号
- Its most common form, or isotope, has 146 neutrons. 它最常见的形式或者同位素有146个中子。
- IS ~(40)Ca_(20) A STABLE ISOTOPE? ~(40)Ca_(20)是否稳定?
- Simmons: Get me a sample and some isotope readings. 弄些样本和同位素读数。
- Isotope shifts and hyperfine structure spectrum[J]. 引用该论文 马洪良.
- Rhenium is an element which is extremely dispersed in earth crust. 铼是地壳中一种极度分散的元素。
- Rosources,uses and market situation of rhenium were related. 评述了铼的资源、应用和市场状况。
- 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。
- The isotope ratio is directly used for comparing oils or gases. 同位素比率直接用于比较各种石油或天然气。
- 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。
- This indium isotope was created at the same time as the earth. 这种铟同位素与地球产生在同一时代。
- Abstract: Rosources,uses and market situation of rhenium were related. 文摘:评述了铼的资源、应用和市场状况。
- Analytical progress on metal rhenium is given based on data in this paper. 根据资料,总结了金属铼的化学分析进展状况。
- The most abundant isotope of hydrogen,H1,with atomic mass1. 氘氢的数量最丰富的一种同位素,H1,原子质量为1。
- At higher applied forces, rhenium diboride is a little bit below that. 在更高的作用力下,二硼化铼的硬度仅比氮化硼稍低。
- This paper discussed the rhenium resources,application and market in the world. 论述了世界铼的资源、应用和近期的市场情况。