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- Qualified Radium Plaque Adaptometer Operator 合格镭斑匹配测量计操作员
- Radium and uranium are radioactive elements. 镭和铀是放射性元素。
- radium plaque 小镭板,镭点源
- A simple plaque marks the spot where the martyr died. 有一块朴素的饰板用以纪念该烈士的殉难处。
- It is necessary to remove plaque by brushing one's teeth. 需刷牙以去除牙斑。
- A plate or plaque, as on an office door, inscribed with a name. 名牌记有名字的牌或匾，如挂在办公室门上
- He was the discoverer of the element radium. 他是镭元素的发现者。
- A simple plaque mark the spot where the martyr die. 有一块朴素的饰板用以纪念该烈士的殉难处。
- They unveiled the plaque to open the new school. 他们揭开牌匾为新学校主持揭幕礼。
- A small card or plaque, such as a nameplate on a door. 小牌一种小卡片或牌，如门上的姓名牌
- 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?
- Who is the scientist that first discovers Radium? 最先发现镭的科学家是谁?
- A plaque commemorates the battle. 有一块饰板用来纪念那次战役。
- Who was the discoverer of Radium? 谁是镭的发现者?
- This substance is known as plaque. 这种物质叫做牙斑。
- 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。
- Could you remove my dental plaque? 请除去齿石。
