您要查找的是不是:
- 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。
- carbonale isotope 碳同位素
- I make a carbon copy of my documents. 我用复写纸复写文件。
- Soft drinks contain carbon dioxide. 软饮料中含有二氧化碳。
- I have some carbon paper somewhere or other. 我记得我在什么地方放有复写纸。
- She's a carbon copy of her sister. 她跟她姐姐一模一样。
- A copy made by using carbon paper. 复写本,副本用复写纸复印的一份
- The symbol for the isotope deuterium. 氘的化学符号同位素氘的符号
- Plants can absorb carbon dioxide and release oxygen. 植物可以吸收二氧化碳释放氧气。
- 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.
- You receive the top copy of the receipt, and we keep the carbon. 你把这收据上面的原件收下,我们保留下面的复写件。
- The stick of carbon is often used in an electric arc lamp. 碳精棒常用于电弧灯。
- Having a ring composed exclusively of carbon atoms, as benzene. 碳环的有一个仅由碳原子组成的环的,如苯
- 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。
- Carbon dioxide consists of carbon and oxygen. 二氧化碳是由碳和氧组成的。