quartz iodine tungsten lamp

例句：

1. 1.The crystal in the glass is made of quartz.
   玻璃中的晶体是石英做的。
2. 2. Quartz is a mineral that is often used in jewelry.
   石英是一种常用于珠宝的矿物。
3. 3. The quartz mine is located in the mountains.
   石英矿位于山区。
4. 1.Iodine is essential for human health.
   碘对人类健康至关重要。
5. 2. The food was prepared with iodine to prevent goiter.
   食物中添加了碘以防止甲状腺肿大。
6. 3.Iodine is used in medicine to treat thyroid problems.
   碘在医学上用于治疗甲状腺问题。
7. 1. Tungsten is a metal that is very hard and strong.
   钨是一种非常硬和强壮的金属。
8. 2. Tungsten carbide is used in cutting tools.
   碳化钨用于切削工具。
9. 3. The tungsten carbide is used in making high-speed steel.
   碳化钨用于制造高速钢。