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- How can you get rid of this oxide coating? 你们该怎样除去这些氧化皮？
- Radium and uranium are radioactive elements. 镭和铀是放射性元素。
- A mixture of black manganese oxide minerals. 硬锰矿一种黑色氧化锰矿的混合物
- A gaseous anesthetic, such as nitrous oxide. 气体麻醉剂一种气态的麻醉剂，如一氧化二氮。
- radium oxide 氧化镭
- He was the discoverer of the element radium. 他是镭元素的发现者。
- Radium is a radioactive element. 镭是个放射性元素。
- At one end of the barrel there was some radium. 枪管的一端装有镭。
- Who is the scientist that first discover Radium? 最先发现镭的科学家是谁?
- In the absence of heat, I think, no oxide coating should form during rolling. 在无加热的条件下，我想，轧制过程中不会生成鳞皮吧！
- An oxide containing three oxygen atoms per molecule. 三氧化物每个分子中含有三个氧原子的氧化物
- Who is the scientist that first discovers Radium? 最先发现镭的科学家是谁?
- Who was the discoverer of Radium? 谁是镭的发现者?
- Madam Curie is known for discovering Radium. 居里夫人因为发现了镭而闻名于世。
- Madame Curie discovered the element of radium. 居里夫人发现了镭元素。
- Radium and uraniumare radioactive elements. 镭和铀是放射性元素。
- What will happen to this oxide coating? 该怎么处理这一层氧化皮呢?
- Radium can be used to cure cancer. 镭可用来治疗癌症。
- Radium is still used today for curing cancer. 今天镭仍被用来治癌。
- Who is the scientist firstly find radium ? 首先发现镭的科学家是谁?
