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- beryllium carbonate 碳酸铍
- 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
- We should stop using beryllium whenever possible. 我们只要可能,就应该停止用铍。
- A copy made by using carbon paper. 复写本,副本用复写纸复印的一份
- 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。
- However the toxic properties of beryllium limit its application. 然而铍的毒性限制了它的作用。
- 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
- Once inhaled, beryllium is like a time bomb in the body. 一旦人体吸入这些物质,铍就象在身体里的定时炸弹。
- 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。
- Packing of sodium carbonate for industrial use II. 工业用碳酸钠包装2。
- This is a rare quality carbonate hot spring. 这是一处稀有的优质碳酸石盐泉。
- RECENT DEVELOPMENT OF POTASSIUM CARBONATE INDUSTRY. 碳酸钾工业发展近况。
- Parts in contact with liquid in pipe are of brass and beryllium copper. 在管道内与流体接触的部件是黄铜和铍铜合金。