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- MASS SPECTROMETRIC ANALYSIS OF GERMANIUM ISOTOPE 锗同位素质谱分析
- germanium isotope 锗同位素
- 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。
- A computer chip made from organic molecules rather than silicon or germanium. 生物芯片用有机分子而非硅或锗制造的计算机芯片
- Supply High Purity Germanium Bracelet. 供应高纯锗手链。
- 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.
- Germanium has higher electric conductivity than silicon. 锗的导电率比硅高。
- 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。
- Germanium is an element, just as copper and oxygen are elements. 锗是一种元素;就象铜和氧是元素一样.
- Tests on products containing germanium showed there was a risk. 测试产品的含锗量能够显示其危险性。
- There is much gallium and germanium in zinc-leaching residues. 锌浸渣中含有数量可观的镓锗。
- 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。
- Until today germanium is the present substance on earth with no exception. 直至今天锗才毫无异议地成为地球上是纯净的物质。
- 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。
- 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。