钼铅矿

例句：

1. 1. Molybdenum is a rare metal that is used in many industries.
   钼是一种稀有金属，广泛应用于许多行业。
2. 2.The discovery of molybdenum has greatly advanced our understanding of the earth's crust.
   钼的发现极大地推动了我们对地球地壳的理解。
3. 3. The molybdenum deposits in the area are considered to be of high quality.
   该地区的钼矿被认为是高质量的。