scandium是什么意思 scandium的读音、翻译、用法

'scandium'是英语单词，翻译为中文为“钪”，是一种化学元素，原子序数为21，化学符号为Sc，属于过渡金属。它在自然界中相对较少，主要存在于某些稀有金属矿物中。

以下是9个含有'scandium'的例句：

1. Scandium is often used as an alloying element in aluminum alloys to improve their properties.（钪常被用作铝合金中的合金元素，以改善其性能。）

2. The atomic radius of scandium is smaller than that of calcium but larger than that of titanium.（钪的原子半径大于钛，小于钙。）

3. A single gram of scandium can cost as much as $100.（一克钪的价值可能达到100美元。）

4. Scandium oxide is a white powder that is used in the production of high-intensity lamps.（钪氧化物是一种白色粉末，用于生产高强度灯具。）

5. Scandium can form compounds with many other elements, including oxygen, carbon, and nitrogen.（钪可以与许多其他元素，包括氧、碳和氮形成化合物。）

6. Scandium is one of the rarest elements in the Earth's crust.（钪是地壳中最稀有的元素之一。）

7. The discovery of scandium is credited to the Swedish chemist Lars Fredrik Nilson in 1879.（xx年，瑞典化学家拉斯·弗雷德里克·尼尔森发现了钪。）

8. Scandium alloys are commonly used in aerospace and defense applications due to their high strength-to-weight ratio.（由于其高强度重量比，钪合金通常用于航空航天和国防领域。）

9. Scandium is classified as a rare earth element, although it is not technically a member of the rare earth group.（尽管钪不是稀土组元素的成员，但它被归类为稀土元素。）