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- plutonium carbonate 碳酸环
- 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。
- The crude sodium carbonate ash obtained from these plants. 苏打灰从这些植物中获得的粗碳酸钠灰
- Dangerous emissions radiate from plutonium. 钚幅射出有害射线。
- DO YOU KNOW WE THE SEPARATED PLUTONIUM IS? 你知道分离钚在哪儿吗?
- A copy made by using carbon paper. 复写本，副本用复写纸复印的一份
- Plutonium radiates dangerous emissions . 钚发射危险的辐射物。
- Plutonium weapons have several ways of misfiring. 钸弹失败的可能因素有很多。
- Plutonium radiates dangerous emissions. 钚发射危险的辐射物。
- Plants can absorb carbon dioxide and release oxygen. 植物可以吸收二氧化碳释放氧气。
- Limestone is rock composed of calcium carbonate. 石灰石是由碳酸钙所构成的岩石。
- 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
- 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。
- The plutonium also could be used, however, to make nuclear weapons. 钚也可以用来制成核武器。
- Controlled potential callomesric assay of plutonium??? 钚用受控电位库仑计??
